Which of the following is a homo atomic...?

PPSC Past Papers

Latest MCQs

Which of the following is a homo atomic...?

(A) H2

(B) NH3

(C) H2O

(D) CO2

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

A radioactive nuclide emits a β-particle. The atomic number (proton number) of the nucleus number of ______...?

(A) Stays the same

(B) Decreases by 2

(C) Increases by 1

(D) Decreases by 4

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The atomic mass of an element expressed in gram is ______...?

(A) Gram molecular mass

(B) Gram atomic mass

(C) Gram formula mass

(D) Mole

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

One of the following countries produces maximum energy from atomic reactors...?

(A) France

(B) USA

(C) UK

(D) none

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

An atom of an element has 11 protons, 11 electrons and 12 neutrons. The atomic mass of an atom is...?

(A) 11

(B) 12

(C) 22

(D) 23

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Example of gas having monoatomic molecules is ___________ ...?

(A) Nitrogen

(B) Nydrogen

(C) Neon and argon

(D) Oxygen and nitrogen

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Name the material of screen which used in Rutherford atomic model...?

(A) Aluminum foil

(B) Zinc sulphide

(C) Sodium sulphide

(D) Aluminum sulphide

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

An atom has atomic number 16 and mass number 32, the number of protons is...?

(A) 32

(B) 14

(C) 16

(D) 18

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Which of the following is a homo atomic...? Mcqs

PPSC Past Papers