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

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

(A) H2
(B) NH3

(C) H2O
(D) CO2

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Latest MCQs

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

(A) Nitrogen
(B) Nydrogen

(C) Neon and argon
(D) Oxygen and nitrogen

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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

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

(A) France
(B) USA

(C) UK
(D) none

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The atoms of same element which have the same atomic number but different mass numbers are known as...?

(A) Isotopes
(B) Isoelectronic

(C) Isomers
(D) Isobars

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

(A) Aluminum foil
(B) Zinc sulphide

(C) Sodium sulphide
(D) Aluminum sulphide

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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

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

(A) 32
(B) 14

(C) 16
(D) 18

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

(A) Gram molecular mass
(B) Gram atomic mass

(C) Gram formula mass
(D) Mole

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