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insens350 [35]
3 years ago
13

Elements in which two groups are considered highly reactive?

Chemistry
1 answer:
Savatey [412]3 years ago
6 0

Answer:

option d is correct

Explanation:

element of group 1A and 7A(halogens) are highly reactive

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Excretory system, and Kidney.

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The excretory system helps to regulate the chemical composition of the body fluids by removing metabolic waste such as undigested food, intestinal bacteria, and old cells and helping to retain the proper amount of water, nutrients, and salts in the body.

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In the water cycle, water vapor evaporates into the atmosphere and forms clouds through condensation. What happens in the atmosp
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8.6299 / 0.0629<br> How many significant figures are there
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