Quiz about Onramps Chemistry

Question 1

For which of the following compounds is the electronic geometry not the same as the molecular geometry?

Accepted Answer

SF4

Answer

BeCl2

Answer

BH3

Answer

CH4

Question 2

Which of the following compounds has a molecular geometry that is different from the others?

Accepted Answer

O3

Answer

BeCl2

Answer

I3 -

Answer

CO2

Question 3

Which of the following is polar?

Accepted Answer

CH3Cl

Answer

CCl4

Answer

CH4

Answer

CO2

Question 4

Which of the following is NOT polar?

Accepted Answer

XeF4

Answer

ClF3

Answer

SF4

Answer

IF4 +

Question 5

Question 5.

Accepted Answer

-151 kJ/mol

Answer

-1119 kJ/mol

Answer

-243 kJ/mol

Answer

-945 kJ/mol

Question 6

Accepted Answer

-15.2 kJ mol

Answer

-980.8 kJ/mol

Answer

-1650 kJ/mol

Answer

-380.2 kJ/mol

Question 7

Accepted Answer

-802

Answer

1420

Answer

-1420

Answer

203

Question 8

Accepted Answer

76

Answer

200

Answer

1036

Answer

424

Question 9

Which of the following compounds has a trigonal planar molecular geometry?

Accepted Answer

$$ ext{A) } ext{BF}_3$$

Answer

$$ ext{B) } ext{NH}_3$$

Answer

$$ ext{C) } ext{H}_2 ext{O}$$

Answer

$$ ext{D) } ext{CH}_4$$

Question 10

What is the hybridization of the central atom in the molecule $$ ext{XeF}_4$$ ?

Accepted Answer

$$ ext{C) } sp^3d^2$$

Answer

$$ ext{A) } sp^3$$

Answer

$$ ext{B) } sp^3d$$

Answer

$$ ext{D) } sp^2$$

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