TRUE OR FALSE 28. Alkali metals reacts with water to form metal hydroxide and hydrogen gas. 29. Metals possess shining luster due to their loosely bonded protons that reflect light. 30. Metals have high ionization and electron affinity.

Q: 23. A chemist walks into his laboratory and finds that his assistant has reorganized his chemical…

A: The periodic table consists of a table series from the element with the least atomic number,…

Q: What part of the atom is involved in ionic bonding?     A   Valence electrons     B   Protons     C…

A: Ionic bond is the electrostatic attraction between positive and negetive charge atoms.

Q: the formul Magnesium Lithium oxide (4ydrogen Su lfek Sodium corbanale Hydrogon nitrogen A luminum

A: Answer :-  Name  Magnesium  Lithium oxide  Hydrogen sulfate  Sodium carbonate  Hydrogen  Nitrogen…

Q: Chloroform (CHC l 3 ) was one of the first anestheticsused in medicine. The chloroform…

A: Correct answer is (C) 8. In a CHCl3 molecule total four covalent bonds are present and each covalent…

Q: How many of the following are true?   Metals  10 to lose select Ron's and acquire a positive…

A: Given : Different - different statements.  To find : statement is True of false.  Solution : As we…

Q: Group 1 elements have an average electronegativity of 0.84 (not including hydrogen). Group 17…

A: Electronegativity of an element is defined as the capability of an atom to captivate an electron…

Q: Distinguish among ionic, covalent, and metallic bonding. Reset Help Each atom in the substance is…

A: In ionic bonding, a metal is bonded to a non-metal. Ionic bonds are formed by the complete transfer…

Q: Which one of the following statements is true? Select one: a. Negatively charged species are…

A: Among the given statements, the statement (d) and (e)  is correct According to Valance bond theory…

Q: a Pzonite hhe Durte None q thue 8keltel CIlner bond) 8 tmeture.

A:

Q: Which of the following is true about valence electrons in metals? They can move freely around the…

A: Valence electrons are those electrons that are present in the valence shell.

Q: per liter. The atomic radius of neon is 69 pm. You may want to reference (Pages 20 - 24) Section E.8…

A: Given    Temperature  =0°C    Number of atoms=2.69×1022 atoms per litre    Atomic  radius of…

Q: Metals can be rolled into sheets and stamped into various forms. In contrast, diamond is very hard…

A: Metals posses the property of being cast into sheets and other forms while as diamonds do not…

Q: The total number of valence electrons in the sulfate ion is   30   24   28   22   32

A: Number of electrons in sulphate ion is 32.

Q: 7. It is very important to remember that a chemical compound must have a net _on the other hand,…

A: This question belong to basic inorganic chemistry. That is naming of metal, non metal and ions.

Q: 23. A chemist walks into his laboratory and finds that his assistant has reorganized his chemical…

A: The most reactive metals are those which can react very fast to form compounds. All group 1 elements…

Q: (2) Write the preliminary one pair of electron dots between each pair of bonded atomic cores. Figure…

A: Valence electrons present in each H atom = 1                Number of H…

Q: ey tend to gain electrons when forming ions. ey tend to be poor conductors. ey tend to lose…

A: Metal and non metals can be differentiated on the basis of physical and chemical properties.

Q: The reason why can ionic substances conduct electricity when in solution or molten, but not when…

A:

Q: . The Group 18/VIII elements are known as the noble gases.  Answer the following true or false…

A: Identify which are true nd which are false statement---

Q: MCQ 108: The highly reactive element which can burn glass, metals, and water in a stream of gas is…

A: Reactivity of non metals is majorly determined by their reduction potentiol.

Q: Many acids contain the element ________ in addition to hydrogen?

A: Acids are those species which produces hydrogen ions in the solution i.e H+ ions.

Q: What is the difference between atoms, ions, and molecule

A: All matter can be classified in three major physical states; solid, liquid and gases. These physical…

Q: which group of metals are most reactive metals? How many valance electrons does this group of metals…

A: The metals are electropositive. Metal atoms donate electrons easily. The amount of energy required…

Q: Aluminum ion in alum is said to be trivalent, while potassium ion is said to be monovalent. This…

A: A. Monovalent ion, an atom , ion or chemical group with a valency of one . Trivalent means atom with…

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

A:

Q: Which of the following is a binary compound?   A. hydrogen sulfate   B. hydrogen sulfide   C.…

A: Binary compounds are those compounds which contain two type of elements only.

Q: Part 2. Write your own combinations Combining Ions Chemical Formula Name of Compound Transition…

A: Combining of ions to form compounds.

Q: 70. Consider the following. This process would result in the formation of: a. a positive ion and…

A:

Q: The oxygen atom of a water molecule is bigger so it: attracts electrons less strongly than the…

A: Water molecule has 1 hydrogen atom connected to 2 oxygen on both sides. A covalent bond is…

Q: 15 I11 Na Quick Comprehension Choices (highlight the correct choice) 1. Na (gained or losty an…

A: The ionic bond is formed between Na & F atoms. Now we have to select  and highlight correct…

Q: E is a made up element and contains 6 valence electrons Y is a made up element and contains 7…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: What is the total number of valence electrons in the nitrate ion, NO3? 24 28 30 22 26

A: Formula = NO3- Electronic configuration of N = 1s22s22p3 Electronic configuration of O = 1s22s22p4

Q: Bond formed by the attraction of two oppositely charged ions between Metals and Non-metals is called…

A: Question-19 An ionic bond is a type of bond formed from the electrostatic attraction between…

Q: a) Peroxide ion (O) is a substance that is an unusually rich in oxygen. Verify that the magnetism of…

A:

Q: The stable ion or ions for Si are: Select one: a. Si does not form any stable ions b. Si2+  Si4+…

A: Silicon (Si) is a member of the group 14 element or carbon family. The electronic configuration of…

Q: Fill in the blanks below with a maximum of two words in each space to complete the following…

A: Le-Chatelier's principle is applicable to a system in equilibrium, and how a system in equilibrium…

Q: Fill in the name and empirical formula of each ionic compound that could be formed from the ions in…

A: Ionic compounds are formed by the combination of ions. When cation binds with anion by electrostatic…

Q: The total number of metal-metal bonds in Ru3(CO)12 and Co4(CO)12, respectively is: Atomic number of…

A:

Q: What type of bonding is present here? Alpha Beta

A: In the given structure, the glucose molecules are linked through C-O-C bonds and these bonds…

Q: Silicon is a metalloid element commonly found in Earth's crust. It helps form many different…

A: The arrangement of elements based on their atomic number as rows and columns provides the tabular…

Q: OWLV2 | Online teachin X According To The Following+ My Home…

A: Since moles = mass / molecular mass molecular mass of hydrogen = 2 gm/mol molecular mass of iodine =…

Q: b. What is the % w/w Fe3O4 in the sample? O 10.33% O 32.58% O 23.24% O 48.86% O 21.72%

A: Solution:   Given A numerical problem based on isolation of metals, which is to be accomplished.

Q: What is the chemical formula for the compound formed between scandium(III) and the chlorate ion?…

A: In order to write the ionic compound we have to consider the charges of ions. To get the final…

Q: Sulfur dioxide gas has many medicinal uses.  True  False

A: The given statement is false. Because sulfur dioxide is harmful to human body.

Q: When carbonic acid gas is allowed to react with lithium hydroxide it produces lithium carbonate.…

A:

Q: छींपलेकसके rके oटावारढी 25० mt ने ठेपनीक (मनंमालतिव कन this 8ilver 1त व बालकोककमे Thिon कर बौ व2.0…

A:

Q: What does the crystalline structure of metals resemble?   Repetition of the metals neutrons…

A: A crystalline structure of metal is formed of we rearrange the metal atoms specific order. Generally…

Q: What is the chemical formula for the compound formed between iron(II) and chlorine? chemical…

A: Interpretation -  To write the chemical formula compound formed between iron(II) and chlorine - To…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.