Bosons have symmetrical wave functions. They do not obey ?

B. Heisenberg's Uncertainty Principle

Everyday Science · Atoms, Elements & Compounds · page 22 of 30

Atoms MCQs with Answers

Includes 16 past paper MCQs (marked).

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Atoms MCQs (211–220)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

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211.
In a radioactive beta-minus decay reaction:
Correct Answer: A. Proton increases
One-liner
In beta-minus decay, a neutron converts into a proton, so the proton increases by one while the neutron decreases by one.
212.
p-orbital has _ shape.
Correct Answer: B. Dumbbell
One-liner
The p-orbital has a dumbbell shape.
213.
The particles equal in mass or greater than protons are called _?
Correct Answer: C. Hadrons
One-liner
Particles equal in mass or greater than protons are called Hadrons.
214.
Bosons have symmetrical wave functions. They do not obey ?
Correct Answer: A. Pauli's Exclusion Principle
One-liner
Bosons have symmetrical wave functions and do not obey Pauli's Exclusion Principle.
215.
One up quark and 2 down quarks, when combined, make a?
Correct Answer: B. Neutron
One-liner
One up quark and two down quarks combine to form a neutron.
216.
The concept of an atom with a central nucleus was introduced/discovered by _?
Correct Answer: A. Ernest Rutherford
One-liner
The concept of an atom with a central nucleus was introduced by Ernest Rutherford through his famous gold foil experiment in 1911.
217.
Past Paper MCQ
Charge of an anion:
Correct Answer: B. Negative
One-liner
An anion carries a negative charge because it has gained one or more electrons.
218.
Past Paper MCQ
Neutron converts into proton with the emission of:
Correct Answer: A. Positron
One-liner
A neutron converts into a proton with the emission of a positron (beta-plus decay).
219.
Past Paper MCQ
Which sub-atomic particle has the least mass?
Correct Answer: C. Electron
One-liner
The sub-atomic particle with the least mass is the electron.
220.
Past Paper MCQ
What is the mass of one proton?
Correct Answer: A. Equal to 1836 electrons
One-liner
The mass of one proton is equal to 1836 electrons.

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Atoms MCQs with Answers

Atoms MCQs (211–220)

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