MCQ Questions and Answets on Atoms and Atom Model Quiz 2 Download PDF

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"Sodium ion has" Multiple Choice Questions (MCQ) on atoms and atom model with choices negative charge, positive charge, no charge, and may be positive or negative for online education programs. Free science study guide for online learning uses of radioisotopes quiz questions for online school classes.

Atoms and Atom Model MCQs Quiz 2 Download PDF

MCQ: Sodium ion has

  1. positive charge
  2. negative charge
  3. no charge
  4. may be positive or negative

A

MCQ: Radioactive particles give off

  1. waves
  2. rays
  3. energy
  4. light

B

MCQ: The formula that shows the number and kind of atoms which a substance of a molecule contained, is known as

  1. chemical formula
  2. atomic formula
  3. compound formula
  4. molecular formula

A

MCQ: Sodium becomes a cation when

  1. it loses a proton
  2. it gains a proton
  3. it loses an electron
  4. it gains an electron

C

MCQ: The symbol of potassium is

  1. Po
  2. K
  3. Ps
  4. Pa

B