Draw the Lewis structure for the ammonium (NH ) ion. 4

Q: 6. What is the formula of the hydrate.

A:

Q: Review Chemical reactions and Balancing Equations Complete and balanced the following reactions and…

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

Q: After a reaction occurs in solution, you observe that the surrounding solution gets colder. Which of…

A: i) If a reaction releases heat, it is an exothermic reaction and if the reaction absorbs heat, it is…

Q: 6. Describe what happens when chlorine in water is mixed with bromide ions and cyclohexane (a…

A: The halogens are much more soluble in organic solvents such as cyclo-hexane than they are in water.…

Q: Which has a stronger ionic bond between NaF or CsF?

A:

Q: 9. You may have noticed that water sometimes drips from the exhaust of a car as it is running. Is…

A:

Q: 4. Which region of the periodic table contains the most readily oxidized elements? Which contains…

A: In periodic table there is arrangement of metal, non-metal and metalloids in respective group of…

Q: Write the balanced chemical equation for the reaction between magnesium metal and hydro- chloric…

A: Metal reacts with acid to gives salt and hydrogen gas.The reaction between magnesium and…

Q: What is the mass of sodium nitrate (NANO3) that will dissolve in 60 g of water at 12°C? O a. 55g O…

A: The solublity graph  for NaNO3  is as below: This graph can be found from books.

Q: 4. Why does Hydrogen have a -1 oxidation state in the compound NaH? Na has higher electronegativity…

A: Hydrogen usually has (+1) oxidation state, except for metal hydrides. In metal hydrides, H has (-1)…

Q: Reaction type: 2. Cu(NO,), + NaOH →

A:

Q: 29. Which of the following oxoacids of chlorine contains chlorine in the +5 oxidation state? A HCIO,…

A: According to question we have to determine which oxoacids of chlorine contains chlorine in the +5…

Q: 3. How is manganous ion identified? What is the reaction involved?

A: The systematic qualitative analysis of cations present in solutions involves the following general…

Q: Is a solution of mercury II ions stable or unstable in water?

A:

Q: Write a balanced chemical equation for the following reactions. 1) Calcium carbonate (CaCO3) is…

A: For balancing a chemical reaction, we need to check the number of each elements on either side of…

Q: Write the formula of Glaubers salt.

A: Glauber’s salt is the common name of sodium sulfate decahydrate.It occurs as white or colourless…

Q: Question 7 An octect is equal to 0 8 O 5

A: Concept is based on stability of an element an octet rule.

Q: Sa Help Group 1A metals react violently with water Which of the following nonmetals is expected to…

A:

Q: Draw the Lewis structure of PBr3 and then determine if the molecule is polar or nonpolar. A)…

A: In PBr3, In the Lewis structure of PBr3 there are total 26 electrons out of this three pairs are…

Q: 6 a) . For each of Nitrogen-and Sulphur, give the formula and name of the stable compounds with the…

A: Answer  Stable compound of Nitrogen and Sulphur

Q: How many units of potassium hydroxide are needed to react with 165 molecules of phosphoric acid?…

A: Limiting reagent The substance that is consumed completely in a reaction is called limiting…

Q: 6. Define the term disproportionation reaction and explain why the reaction 2 H₂O₂ → H₂O + O2 is a…

A:

Q: What is the oxidation number of (N) in NH, Select one O+3 O+5 O3

A: Oxidation number is the hypothetical charge developed on an atom when it is separated from other…

Q: which one of the following is most stable in water : a  lithium iodide b  lithium bromide c  lithium…

A: Lattice energy is the amount of energy released when a crystal lattice is formed by the combination…

Q: What is the oxidation number of sulfur (S) in sulfuric acid (H2SO4)? -6 +2 +4 +6

A: Oxidation number of an element represents the charge on acquired by an atom in its bonded state.

Q: 16. What is the formula for barium hydroxide? a. ВаОН b. Ba(ОН)2 с. Ва-ОН d. Ba(ОH)з e. Вa (ОН)2

A: As Barium is a group 2 element with atomic number 56. Its has two valence electron and also Barium…

Q: The sharing of electrolytes between 2 molecules of hydrogen and a molecule of oxygen to form water…

A: First, we will discuss the data given in the question. There are two atoms of hydrogen and one atom…

Q: Complete and balance the following equation. What is the net ionic equation for the following when…

A: The ionic reactions comprise all existing ions in which some ions might be common involved on both…

Q: Nitrogen has five valence electrons, while hydrogen has only one valence electron. How many bonds…

A:

Q: 6. Write a complete, balanced equation for the following reactions: (Don't forget to balance!) a.…

A: A balanced chemical equation is that in which no of individual atoms on both side of arrow that is…

Q: How many moles of K* ionss are formed when 2 mol of KNO3 dissolves in water? Select one: O 2 O 1 O 3…

A: In aqueous solution,  2KNO3(aq) <------> 2K+(aq) + 2NO3-(aq)

Q: e) carbonate ion f) CH2F2 8) nitrate ion

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

Q: 68

A: In the valence shell of halogens,  there are 7 electrons,  hence they have high tendency to accept…

Q: How many moles of water will form if 7.0 moles of NH3 is burned?

A: Given :- number of moles of NH3 = 7.0 mol  To be calculated :-  Number of moles of H2O

Q: NHz 2.

A: The reactions given are,

Q: Diffusion is the movement of molecules O from covalent to ionic bonds from an area of high…

A: Diffusion The diffusion process is the process when gaseous molecules move from a high…

Q: 8- [Co(NH3)6][Co(CN)6] The oxidative number of the central atom is 3

A: Yes it is true  NH3 have no charge so it will no produce oxidation no  Bu CN- have -1 charge it will…

Q: what is the type of the bonds for the following chemical equations @CO2

A:

Q: Which of the following is an oxidizing agent? 2 Al + 3 Br2 → Al2Br6 O Al Br2 O Al,Br2

A: An oxidizing agent reduces itself while oxidizing another species in the reaction. Oxidation is the…

Q: 7. How many moles of ions are produced if 1 mole of LizSO4 is dissolved in water? C. 3 a. 1 b. 2 d.…

A: The dissolution reaction of Li2SO4 is as shown below Li2SO4  ----> 2 Li+ + SO42-  Since in…

Q: 80. Which one of the following metal oxides does not usually react with sodium hydroxide? (a) Copper…

A: Sodium hydroxide (NaOH) is basic in nature, so it reacts with compounds which are acidic.

Q: 8,9

A: Question 8: Element B has 1 valence electron, therefore it can conduct electricity. Hence, it is a…

Q: A species is reduced when it gains electrons and considered - الاختيارات none of them O reducing…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: Pb can be oxidised into two oxidation state, Pb+4 and Pb+2. Which one will be more stable? Explain.

A: Answer  Pb has two oxidation States Pb+2 and Pb+4  Due to inert…

Q: How many grams of sodium are needed to release 4.0 L of hydrogen from water? 2 Na + 2 ?20 2 NaOH +…

A: The reaction for production of hydrogen gas from water usingsodium metal is given as:2 Na + 2 H2O →…

Q: 1. NaOEt OEt 2. CH,CH,Br 3. H,O/1s1

A: The product can be obtained by drawing mechanism

Q: How many moles of NO2 would be required to produce 2.46 moles of HNO: in the presence of excess…

A: According to the reaction, to produce 2 mol of HNO3, 3 mol of NO2 is required.

Q: Assuming 11.5 L of CO2 are produced from this reaction, how many moles of CaCO3 are needed? Caco3 -…

A: Given in the question, The complete balanced equation = CaCO3 → CaO + CO2 Volume of CO2 produced =…

Q: What is the mass of sodium nitrate (NaNO3) that will dissolve in 120 g of water at 12°C? O a. 96g O…

A: The amount of solute that can be dissolved in 100 g of water is known as the solubility of a solute.…