Question

...... are groups of atoms that react as single atoms and keep their .... in many reactions
Radicals carrying positive or negative charge are termed.......
.......employs symbols to denote the molecule of an element or of a compound
The ....... of a substance is the sum of atomic masses of its constituent atoms present in a molecule
A ....... equation is one in which the number of atoms of each element is the same on the side of the reactants and on the side of the products
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Answer 1

1. Particles
2. chemical
3. elements
4. atomic

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Answer 2

Answer:

1) Radicals, identity

2) ions

3) A molecular chemical formula

4)formula mass

5) Chemical

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