Which of the elements Iodine or Aluminum is most reactive with water (H2O)? Why?

Q: A pH of 4 is times more acidic than a pH of 7. Aside from hydrogen and helium, a stable atom has…

A: Matching be done as follows: A. Ionic bonds D. Polar Covalent bonds B.Covalent bonds O.…

Q: Reasoning: Why does reactivity increase down Group 1? Answer the following questions to help you as…

A: The periodic properties defines the atomic properties like atomic radius, reactivity order, nuclear…

Q: What is the pKa of HC4H4O6 ? 2.17 10.26 O 6.59 8.15 4.34

A: generally pka gives the acidic nature of the molecule lower the pka more will be the acidic nature…

Q: What is the Chenical Formula of the 1. Aurous selenide 2. Yttrium following: Phosphide 3. Hydronitic…

A: We will solve only first three subparts from given problem according to Bartleby guidelines. Write…

Q: What is the chemical formula of the ff? technetium arsenite cobaltic phosphate chromium (II)…

A:

Q: What belongs where the question mark is?* Ca or Br Cl or I Property Larger Atomic radius Larger…

A: Electronegativity is the tendency to attract shared pair of electron.  More is the effective nuclear…

Q: why don't halogens form positive ions

A:

Q: 18. What patterns do you see in all of the compound models? Elements having 1,2 or 3 valence…

A: As per the request, the correction in question number 18 is as follows:

Q: Select acidic oxide from the choices given.     Na2O2     KOH     P4O6     Na2O     CaO

A: We have to predict the nature of oxide .

Q: Can you identify the lead (wire) color that represent the cathode?

A: Basically in electrolysis the red color wire indicates anode as a positive electrode at the same…

Q: When SO2 gas reacts with solid CaO, which of the following oxoanions is formed? Select one: a.…

A: The term chemical reaction refers to a process in which one substance is converted to other. During…

Q: Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4. Write the…

A: Since  the  reaction  associated  with  Ka2 is basically the  second dissociation of acid reaction…

Q: The oxygen and nitrogen families have some obvious similarities and differences.(a) State two…

A: We only answer up to 3 sub-parts. Please resubmit the question with other sub-parts (up to 3) for…

Q: Are ions present in a sample of P₄O₆? Explain.

A: The chemical bonding is of two types namely ionic bonding and covalent bonding. When the metal and…

Q: Which of the following is the correct Lewis diagram showing the compound formed from sillcon (14)…

A:

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: Which group of metals are the most reactive? Group of answer choices A. alkaline earth B. transition…

A: Given group of metals A. alkaline earth B. transition C. alkali   group of metals are the most…

Q: Given pieces of Zn and Al, and amounts of ZnSO4 and Al(SO4)3 solutions, what combinations of these…

A: As we need to illustrate that Zn is less reactive than Al, so we need to prove that Zn don't react…

Q: How does the ground temperature in sunlight with CO2 compare with ground temperature in sunlight…

A: Given : To explain effect of CO2 on temperature of earth.

Q: Which of the following contains a metallic bond? O NaCl O SO2 O Cu-Zn Alloy O KO

A: The compound contains metallic bond has to be given.

Q: 2 FeO(s) + 1 /2 O2(g) -> Fe2O3(s) why isn't it a formation reaction?

A: Formation reaction : The chemical reactions in which one mole of a substance form from its…

Q: What elements tend to form ionic compounds? Group of answer choices Elements found on opposite sides…

A: Answer

Q: Calculate ΔE in kilojoules per mole for the following reaction:               Th → He + Ra Atomic…

A: The following formula will be applicable to solve for the answer. ∆E=∆m×c2 where, '∆E' is the change…

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 elements has the smallest first ionization energy?     P     K     C…

A: Ionization energy : the minimum amount of energy is required to knock out the most loosely bound…

Q: Which element is most reactive with water? [A] Ba [B] Li [C] Ga [D] Cs

A: Reactivity of an element depends on the ionization energy of the element. Higher is the ionization…

Q: (a)List the three halogens studied in decreasing order of reactivity, starting with the most…

A: a. According to the table the reactivity series would be  Chlorine>Bromine>Iodine.

Q: Anhydrous CuSO4 is converted to CuSO4・xH2O to absorb water from certain liquids. What is the value…

A:

Q: Is Gd considered a F-block element, main group element, transition metal, or halogen? main group…

A: Gd is an atomic symbol of the Gadolinium element and has an atomic number of 64. Gadolinium is a…

Q: Lithium oxide is an effective absorber of carbon dioxide and can be used to purify air in confined…

A:

Q: What happens in this reaction? 3Zn(s) + 2Cr3*(aq) 2Cr(s) + 3Zn2*(aq)

A: The species whose oxidation number increases is oxidized  The species whose oxidation number…

Q: Lithium oxide is an effective absorber of carbon dioxide and can be used to purify air in confined…

A: Number of moles of Li2O = Given massMolar mass Here Given mass = 1000 g     1kg = 1000 gMolar mass…

Q: Question 2: For the following reaction, answer the questions below: Fe2O3(4) + C») → Fe) + CO2(@) a)…

A: This question belong to in organic chemistry reaction and Atomic structure chapter involved. We have…

Q: Choose 1 element under Group 2, 4 & 6 and draw their Lewis structure. And predict how many electrons…

A: An element becomes stable when it obeys octet rule, which states that outermost shell should have 8…

Q: What sulfur-containing molecule forms sulfuric acid when it reacts with H2O?

A: Sulphur trioxide reacts with water to form sulphuric acid.

Q: MCQ 36: Halogen that can react with noble gases like Xe is A. F B. CI C. Br D. I

A: Noble gases are those element which have complete octet i.e., they have 8 electrons in their valence…

Q: the reaction of a metal and a halogen to produce an ionic compound is exothermic. which of the…

A: When we get the energy from the reaction of the process, that reaction or process will be…

Q: Write the chemical equation for the word equation below. Each blank should be a different substance…

A: We have to react molybdenum(IV) chromate with lithium telluride to form molybdenum(IV) telluride and…

Q: As the atomic number of Group IA elements increases, does the reactivity of the elements increase or…

A: Ionization Energy (I.E.)- Amount of energy required to remove last shell electron of an isolated…

Q: QUESTION 7 How many unpaired electrons are present in Fe2+? O 2 4 6

A: Given : Fe+2 metal ion. To find : Number of unpaired electrons.  Solution : As we know that, an…

Q: 0.7478g pure organic compound containing sulfur is dissolved with Na2O2 to convert it into Na2SO4.…

A: Molar mass of BaSO4 = 233 g/mol Molar mass of sulfur = 32.0 g/mol 1 mole of BaSO4 contains 233 g and…

Q: Save Help Save & Exit Su Group 1A metals react violently with water Which of the following nonmetals…

A: Group 1A metals react vigorously with water to form hydroxides. M + H2O →MOH + 1/2 H2

Q: When ammonium chloride is dissolved in water, the solution become cold. The change is super cooling…

A: Please find the attached images for answer

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: which of the following is the most reactive ? chlorine bromine fluorine helium

A: Reactivity is an elements ability to gain an electron . So the better it is at 'stealing ' electrons…

Q: Which of the following compounds has the most oxidized cation.

A: Most oxidized cation means higher charge (or oxidation state) on the cation .  we can determine 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.