Electronic Configurations and Types of Elements MCQs with FREE PDF

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Electronic Configurations and Types of Elements MCQs

1. The p-block elements along with s-block elements are called as ________ elements.

a) Inner transition

b) Representative

c) Radioactive

d) Transition

Answer: Representative

2. What happens to the non-metallic nature as we move from left to right in groups?

a) Increases

b) Decreases

c) Remains constant

d) Irregular

Answer: Increases

3. The outer shell electronic configuration of transition block elements is given by ________

a) (n-1)d1-10ns2

b) (n-1)d1-10(n-1)s0-2

c) (n-1)d1-10ns0-2

d) nd1-10ns0-2

Answer: (n-1)d1-10ns0-2

4. Which of the following is not true about transuranium elements?

a) Atomic number > 92

b) Elements after Uranium

c) Decay radioactively as they are unstable

d) Example is Thorium

Answer: Example is Thorium

5. Chalcogens are the elements of Group ___________

a) 18

b) 16

c) 12

d) 2

Answer: 16

6. Which of the following is not a Metalloid?

a) Germanium

b) Silicon

c) Aluminum

d) Tellurium

Answer: Aluminum

7. Metals consist of ______% of the elements known.

a) 78

b) 32

c) 22

d) 68

Answer: 78

8. Name the element that belongs to s-block but is placed in the p-block.

a) Hydrogen

b) Helium

c) Argon

d) Aluminum

Answer: Helium

9. __________ has both the characteristics of Alkali metals and halogens.

a) Helium

b) Chlorine

c) Sodium

d) Hydrogen

Answer: Hydrogen

10. ns1 and ns2 are the outer shell configurations of elements in s-block.

a) True

b) False

Answer: True

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