Question

1)a neutral subatomic particles present inthe nucleus of an atom is_____

2)an element has electronic configuration 2,8,1and 12 neutons its mass number is_____


3)the symbol represents the short form of a/an_____

4)A______changes the rate of chemical reaction

5) arum is the latin name for the metal ____

6)a molecule of______is a triatomic molecule ​
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Answer 1

Answer:

1. neutron
2. Sodium
3. element
4. stability
5. gold
6. chlorine

Explanation:

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Answer 2

Answer:

1 . Neutrons

2. Sodium Mass no : 23

3. p + n { protons + neutrons }

4. Catalyst

5. gold

6. Ozone