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Ionic Bond

In Calcium Ni...

Question

In Calcium Nitrate, what is the ionic charge on Nitrate ion?

A

1-

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B

2-

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C

3-

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D

4-

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Solution

The correct option is A
1-

The chemical formula of Calcium Nitrate is $C a (N O_{3})_{2}$ , reversing the criss-cross method we get $C a^{2 +}$ , $(N O_{3})^{-}$ . Hence, we can conclude that the charge on $C a$ is 2+ and $N O_{3}$ is 1-.

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Similar questions

Q. How do you calculate the formal charge of Nitrate ion?

Q. What is the percentage composition of calcium in calcium nitrate?

[1 mark]

Q. (a) State the colour of the residue formed when nitrates of
1. Calcium 2. Zinc 3. Lead 4. Copper are strongly heated.

(b) Give one test each to distinguish between the following pairs of chemicals.
1. Zinc nitrate solution and calcium nitrate solution.
2. Sodium nitrate solution and sodium chloride solution.
3. Iron (III) chloride solution and copper chloride solution.

Q. (a) What is the difference between a cation and an anion ? Explain with examples.
(b) The valencies (or charges) of some of the ions are given below :

Ion	Valency (Charge)	Ion	Valency (Charge)
Sodium ion	1+	Nitrate ion	1–
Copper ion	2+	Sulphide ion	2–

Using this information, write down the formulae of :
(i) Sodium sulphide
(ii) Copper nitrate

Q. Percentage of calcium in calcium nitrate is:

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