Which of the following statement is untrue regarding halogen? Can exhibit multiple oxidation state They have seven electrons in their outermost shell They exist as diatomic gases O They have valence of -1

Q: Give a reason why hydrogen might be placed along with the group 1A elements of the periodic table.

A: Periodic table gives the information of chemical elements arranged according to atomic number,…

Q: A biochemist who is studying the properties of certain sulfur(S)–containing compounds in the body…

A: Sulphur belongs to group 16 of the periodic table , i.e, chalcogen family . Its atomic number  and…

Q: Which of the following statements is (are) C true about lithium, a Group I element of the Periodic…

A: The facts about LIthium are: It is an alkali metal (group I element). It has an atomic number = 3…

Q: The ionized form of ferrous oxide is a. Fe*2: 02 O b. Fe*3: 0-2 O c. Fe*2: 03 o d. Fe*3, 03 +3.

A: In this question, we will see what is the ionized form of Ferrous Oxide  You can see details…

Q: Write the valence electron configuration for each of thefollowing:a. alkali metals                b.…

A: a. alkali metals    Valence electron configuration = ns1       b. Group 4A (14) Valence electron…

Q: Rank barium manganese oxygen silicon and nickel from highest to lowest ionization

A: Solution Ionization energy is easy terms will be delineate as a live of the problem in removing AN…

Q: What do the Group 4A Elements include?

A: Group 4A (or IVA) elements includes the nonmetal carbon (C), the metalloids silicon (Si) and…

Q: Until the early 1960s the group 8A elements were called the inert gases; before that they were…

A: (a) The term inert is used for the unreactive elements which are not involved in any reactions. Some…

Q: Mineral Groups Silicates: contain silicon (Si) and oxygen (O) metals plus CO3 metals plus SO4 metals…

A: Below attached file showing the details answer.  All the best.

Q: How can you explain the reactivities of halogens?

A: Interpretation - The reactivities of halogens are to be explained.

Q: Which oxide is acidic.  Calcium oxide Copper oxide Magnesium oxide  Or sulphur oxide

A: Acidic oxide:- It is an oxide that produces an acidic solution of mixing with water.

Q: Explain how the following properties change across the periodic Table from group 1 to group 2, and…

A: In the modern periodic table, the vertical columns are called as Groups and the horizontal rows are…

Q: Predict whether each of the following oxides is ionic ormolecular: SnO2, Al2O3, CO2, Li2O, Fe2O3,…

A: The compounds made up of a metal and a non metal tend to be ionic substance and compounds made up of…

Q: Which of the following statements is (are) true about lithium, a Group I element of the Periodic…

A: Option 1 is correct Because the ionic salts give a deep red flame colour.

Q: Choose one group of representative elements (main group elements) and discuss its chemistry by…

A: The chemically active elements whose outer orbitals are not completely fulfilled is known as…

Q: Is boron the sole nonmetallic element of group 3A?

A: A nonmetal is an element that mostly lacks the characteristics of a metal. Physical characteristics…

Q: Blank 1 are alkali and alkaline earth metals (primarily calcium, magnesium, potassium, and sodium)…

A: A question based on biological importance of chemical elements that is to be accomplished.

Q: 38. Which of the following statements is (are) true about lithium, a Group I element of the Periodic…

A: Interpretation -  To tell about which of statement is true about lithium , for a group-I element of…

Q: Which is NOT a property of Fluorine? a) pale-yellow gas b) strong nonmetallic c) has 7 valence…

A: Fluorine is a halogen that belongs to 17th group of periodic table. Furthermore, it is present in…

Q: This elements produced bright yellow flame when used in fireworks. * Ве Ca O Sr Mg Group 2 elements…

A: Answer Q=1 which element produce bright yellow flame when used in…

Q: Iodine (I) would have chemical properties most similar to which of the following elements Te Rb…

A: Generally we know In periodic table there are 7 periods and 18 groups. Now in a group, all elements…

Q: Mu, is an imaginary alkaline earth metal with atomic number 120 and Ts, is a halogen with atomic…

A:

Q: List some properties of germanium, tin, and lead. Predict the formulas of the compounds formed when…

A: Discussing some properties of germanium : It exists in traces and is mainly recovered from flue…

Q: For which of the following properties does nitrogen have a larger value than oxygen? a. atomic…

A: While moving in a period from left to right atomic radius decreases in each step due to increase in…

Q: Which of the following statements are not true about hydrogen.

A: Hydrogen having atomic number one is the most common element found on earth.

Q: Which of the following statements is INCORRECT? Germanium is classified as a metal. Lead is…

A:

Q: Oxygen is the most abundant element in the earth's atmosphere.  True  False

A: Given statement is, Oxygen is the most abundant element in the earth's atmosphere

Q: Write a balanced equation for the reaction of elemental strontium with each of the following:(a)…

A: Interpretation - To write a balanced equation for the reaction of elemental strontium with each of…

Q: Which of the following is an alkaline earth metal? A.K  B.Cu  C.Mg  D.Na  E.Al

A: The elements that comes in group 2 of the periodic table are called alkaline earth metals.  They are…

Q: Which of the following elements would you expect to have chemical properties most similar to those…

A: on the basis of the periodic table, we can say that the elements that belong to the same group have…

Q: 7. which isotope of phosphorus kept under water red Black white violet

A: Answer :- White  -------------------------------------------------------------------------

Q: The Group 1A elements A) melt at high temperatures B) are unreactive and are rarely found in…

A: Group 1A element are also called alkali metals. Li, Na, K, Rb, Cs.  Group I elements have 1 valence…

Q: 3. Which of the following is NOT found in group 13? A boron (B) B gallium (Ga) © indium (In) D…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Explain why the first innization energy of Ca is greater than that of K, whereas the second…

A: The first ionization energy of Ca is greater than that of K, whereas the second ionization energy of…

Q: Which of the elements listed below has a lower ionization energy? Strontium Silicon

A: Ionization energy is the energy required to eliminate one electron from the valence shell from an…

Q: Consider the elements Li, K, Cl, C, Ne, and Ar. From this list, select the element that (a) is most…

A: Consider the elements Li, K, Cl, C, Ne, and Ar. From this list, select the element that (a) is most…

Q: 1. Which element belongs to Group 4A? ○ calcium ○ carbon ○ selenium ○ chromium 2. Which of the…

A: 1) The element that belongs to Group 4A has to be identified. The given elements are Calcium,…

Q: Which of the following elements has the highest first ionization energy? O Sr As K Se Ge

A:

Q: All of these following elements or compounds are chemically unreactive, except: Krypton O Carbon…

A: Given we know about the rectivety of the atoms All of these following elements or compounds are…

Q: Which of the following gases contain a halogen? O HS O NO, O He O Co O HCN O HF O CI, O N,O Ar o, Ne…

A: According to the periodic table, halogens are members of group 17 .  Elements of halogen groups are…

Q: Which halogen is used in the manufacture of photographic plates? O Fluorine O Chlorine O lodine O…

A: Photographic plates are used to capture and store the photographic items. These photographic plates…

Q: Which of the following elements would you expect to have properties similar to those of barium (Ba)?…

A: Which of the given element would have a similar properties like Barium (Ba) = ?

Q: Which of the following describes the element I? Choose all that apply. is very reactive as a…

A: I is very reactive non-metal (i is belong to group 17 . in group 17 all metal are non metal) I…

Q: The elements are arranged in the periodic table by A - the valence orbital in which the last…

A: In modern periodic table, the elements are arranged to their atomic numbers. While previously in…

Q: Which of the elements listed below has a lower ionization energy? * Oxygen Carbon

A: Oxygen and Carbon have 6 and 4 electrons in their outermost orbit. The nuclear charge of the atoms…

Q: Write balanced equations for the reactions of the group 1A and2A metals with water, oxygen,…

A: Group 1(a) is alkali metals and group 2(a) is alkaline earth metals and their reaction is given as:…

Q: What characteristics of Boron are similar to Group 14 elements

A: Boron is belongs to group 13th . The outer most electronic configuration of boron family is ns2np1.…

Q: Write the formula for the compound formed between an alkaline earth metal (represented by "A") and a…

A: Observing the periodic table shows that alkaline group metals are group 2 elements. Therefore, the…

Group 13 Elements

In the periodic table, group 13 elements exist in the first p-block. There are six elements present in group 13, which include boron (B), aluminum (Al), gallium (Ga), indium (In), thallium (Tl), and element 113 (ununtrium, (Uut)). Group 13 elements are also designated as the boron family.