Factors Affecting Formation of Ionic Bond

Q.

Give one example of a monovalent polyatomic cation.

Q. When a neutral atom loses an electron, it is called _____ and when it gains an electron, it is called _____.

1. cation, anion
2. anion, cation
3. anion, anion
4. cation, cation

Q.

Ionization energy is a measure of the tendency of an atom to attract a bonding pair of electrons.

1. True

2. False

Q.

Choose the correct answer.

An atom that loses electrons becomes a positively- charged ion called__________.

1. Cation

2. Anion

3. Ion

4. All of these

Q. The valency of chlorine is _______.

1. one
2. three
3. five
4. seven

Q.

Differentiate between cation and anion.

Q. Atoms having _______ are more likely to form cations.

1. high electron affinity
2. high electronegativity
3. smaller atomic size
4. low ionisation energy

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> By considering their position in the Periodic Table, which one of the following elements would you expect to have maximum metallic characteristic?
Elements are : Ga Ge As Se Be

Q.

Classify the element K on the basis of its valency.

Q. A is an atom with electronegativity higher than that of B. Which of the following are the correct observations for the ionic compound AB?

1. A forms cation
2. B forms cation
3. A forms anion
4. B forms anion

Q. The valency of sodium is _____.

1. one
2. two
3. three
4. four

Q. The valency of magnesium is:

1. 1
2. 2
3. 3
4. 4

Q.

Which of the following transitions involves maximum amount of energy change?

1. M-(g) =M(g)

2. M(g) =M+(g)

3. M+(g) =M2+(g)

4. M2+(g) = M3+(g)

Q. Metals lose electrons to form positively charged ions called _________.

1. anions
2. molecules
3. elements
4. cations