Pick out the wrong statement?

4011Chemical EngineeringMedium

AThe nucleus of a hydrogen atom is identical with a proton

BMass of an electron is about 1/1800th of the lightest nucleus

CA, β-ray particle is identical with an electron

DPositron is heavier than a proton

Correct answer

D. Positron is heavier than a proton

Explanation

The correct answer is Positron is heavier than a proton.

Related Chemical Engineering MCQs

View all 8342 MCQs →

MCQ #4013

Velocity of a small particle of diameter ‘Dp’ at a distance ‘r’ from the rotational axis of a cyclone rotating at an angular speed ‘ω’ is given by (the other symbols are as per standard notation)?

Ans: [(DP2/18). (ρs – ρ/μ)] ω2rRead →

MCQ #4009

Litharge is________?

Ans: Lead oxideRead →

MCQ #4014

The inter particle forces between linear chains in nylon-66 are ________ bonds?

Ans: HydrogenRead →

MCQ #4008

The range of a particular Rotameter can be increased by________?

Ans: Use of floats of different densitiesRead →

MCQ #6096

Reduced pressure of a gas is the ratio of its________?

Ans: Pressure to critical pressureRead →

MCQ #8182

Alkylation________?

Ans: Causes olefins to combine with iso-paraffinsRead →