Coordinate Covalent Bond

Q.

List of positive and negative radicals in chemistry?

Q.

What are the similarities and differences between ions and radicals?

Q.

The number of coordinate covalent bonds in sulphuric acid molecules is

1. 0

2. 1

3. 2

4. 4

Q. Choose the correct order of repulsions between bond pairs and lone pairs of electrons.
LP: lone pair of electrons
BP: bond pair of electrons

1. LP - LP > BP - BP > LP - BP
2. BP - BP > LP - BP > LP - LP
3. LP - BP > LP - LP > BP - BP
4. LP - LP > LP - BP > BP - BP

Q.

Which of the below elements will most likely form a Covalent Bond?

1. Al and Mg

2. K and Na

3. K and Cl

4. H and O

Q.

Which of the following has coordinate bond?

1. $O_3$

2. $S{O}_3$

3. $H_{2}S{O}_4$

4. All of the above

Q.

Define a coordinate bond and give the conditions for its formation.

Q.

Which of the following compounds has coordinate (dative) bond ?

1. CH₃NC

2. CH₃OH

3. CH₃Cl

4. NH₃

Q. The property which is characteristic of an electrovalent compound is that ___________

1. It is a weak electrolyte
2. It often exists as a liquide
3. It has a high melting point
4. It is easy vapoorized

Q. are covalent bonds stronger than ionic bonds?

Q.

What is electrovalent compound?

What is covalent compound?

What is coordinate bond?

Q.

Attractive forces that hold atoms or ions together to form molecules or compounds are called

1. ionic bonds

2. covalent bonds

3. chemical bonds

4. none of these

Q.

How many bonds are present in ${C{O}_3}^{2-}$ ion?

1. 2

2. 4

3. 6

4. 3

Q.

In which of the following is the angle between the two covalent bonds greatest?

1. CO2

2. CH4

3. NH3

4. H2O

Q.

What is the homologous series of compounds? List any two characteristics of a homologous series

Q.

What are the conditions for the formation of an electrovalent bond?

Q.

The strength of bond increases with increase in number of electrons shared.

1. True

2. False

Q.

How do you identify a covalent bond?

Q.

Which combination is best explained by the coordinate covalent bond

1. 

2. 

3. 

4. 

Q.

Bond formation is always$\dots \dots \dots \dots \dots$

Q. Explain coordinate covalent bond with an example.

Q.

Which of the following contains a coordinate covalent bond ?

1. 

2. HCl

3. BaCl2

4. H2O

Q. Coordinate bond is also known as bond.

1. ionic
2. dative
3. molecular
4. acceptor

Q. The bonds between P atoms and Cl atoms in $PC{l}_5$ are likely to be

1. Ionic with no covalent character

2. Covalent with some ionic character

3. Covalent with no ionic character

4. Ionic with some metallic character

Q.

Molten ${\mathrm{AlCl}}_3$is a poor conductor of electricity while hydrated ${\mathrm{AlCl}}_3$is a very good conductor. How do you account for this? Also, explain the nature of bonding in the product.

Q. State the type of bonding present in hydronium ion.

Q. When $NaCl$ is dissolved in water, the sodium ion is:

1. oxidised
2. reduced
3. hydrolysed
4. hydrated

Q. Choose the correct option for the number and types of bonds present in $N{H}_{4}Cl$ molecule from the following:

1. 0 ionic, 3 covalent, and 1 coordinate
2. 1 ionic, 2 covalent, and 0 coordinate
3. 1 ionic, 4 covalent, and 0 coordinate
4. 1 ionic, 3 covalent, and 1 coordinate

Q.

Which of the following contains a coordinate covalent bond?

1. N₂O₅

2. BaCl₂

3. HCl

4. H₂O

Q. Which of the following compounds contain a coordinate covalent bond?

1. $Ba{Cl}_2$
2. $CaCl$
3. $K_{2}O$
4. $N_2{H}_3^{+}$