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Introduction to Atomic Structure

Electrons are...

Question

Electrons are particles of negligible mass carrying unit negative charge.

A

True

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B

False

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Solution

The correct option is A True
The mass of electrons is $\frac{1}{1836}$ times that of a proton. Hence it is negligible and they have unit negative charge. Thus the statement is true.

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Electrons are present in all matter and carry negative charge. True or False.

α -

rays have greater ionizing power than

β -

α -

particles carry two unit positive charge while

β -

particles carry only one unit negative charge.

Q. Assertion :Electrons which constitute the current are negatively charge. Reason: Current carrying wire is negatively charged.

Q. How can we prove that the electrons carry negative charge?

Q. Assertion : A beam of electrons deflects more than a beam of

α

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Reason : Electrons possess negative charge while

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