Science Homework 22nd April 2024
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Questions and Answers

In what order is the periodic table arranged?

  • In order of increasing atomic number (correct)
  • In order of decreasing atomic mass
  • In alphabetical order of elements
  • In order of decreasing electron number

What happens when an atom loses an electron?

  • It becomes a molecule
  • It becomes negatively charged
  • It becomes positively charged (correct)
  • It remains neutral

What is a negatively charged atom called?

  • An anion (correct)
  • A molecule
  • A cation
  • A neutral atom

Where are metals typically found on the periodic table?

<p>On the left side (A)</p> Signup and view all the answers

How do you find the number of neutrons in an atom?

<p>Mass number – atomic number (A)</p> Signup and view all the answers

What is the reason why an atom is neutral?

<p>Equal number of protons and electrons (B)</p> Signup and view all the answers

What is an ion?

<p>A charged atom or group of atoms (B)</p> Signup and view all the answers

What happens when an atom gains electrons?

<p>It becomes negatively charged (B)</p> Signup and view all the answers

Where are non-metals typically found on the periodic table?

<p>On the right side (B)</p> Signup and view all the answers

What is a positively charged atom called?

<p>Cation (C)</p> Signup and view all the answers

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