Explore topic-wise MCQs in Chemistry Questions and Answers.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

What type of agent is PCl5 when it reacts with H2?

A. Reducing agent
B. Oxidising agent
C. Both reducing and oxidising
D. Neither reducing nor oxidising
Answer» C. Both reducing and oxidising
2.

Which of the following is not formed on hydrolysis of PCl5?

A. POCl3
B. H3PO4
C. HCl
D. PCl3
Answer» E.
3.

What is the liquid product formed on decomposition of PCl5?

A. Cl2
B. HCl
C. PCl3
D. No liquid product is formed
Answer» D. No liquid product is formed
4.

How does PCl5 exist in its solid state?

A. [PCl4]+[PCl6]–
B. [PCl3]2+[PCl7]2-
C. [PCl2]3+[PCl8]3-
D. [PCl5][PCl5]
Answer» B. [PCl3]2+[PCl7]2-
5.

What is the hybridization of phosphorus in PCl5?

A. sp3
B. sp2
C. sp3d
D. sp3d2
Answer» D. sp3d2
6.

Which of the following statement regarding PCl3 is false?

A. PCl3 forms metal chlorides on heating with finely divided metals
B. PCl3 does not react with organic compounds
C. PCl3 is a colourless pungent smelling liquid
D. PCl3 boils at 347 K
Answer» C. PCl3 is a colourless pungent smelling liquid
7.

Which of the following reacts with PCl3 to form PCl5?

A. O2
B. N2
C. S
D. Cl2
Answer» E.