Chemistry, asked by studytime9305, 2 months ago

Check your prezi
Answer these questions.
1. Which metal is the most widely used and also the cheapest?
2. Which metal is used for making concave mirrors for astronomical telescopes.
3. Which of the following is a poor conductor of electricity?
aluminium, copper, lead
4. Which gas is used to manufacture ammonia and nitric acid?
5. Which metalloid is used for making prisms and lenses?
of iron​

Answers

Answered by riyagupta67
4

Explanation:

1. iron

2. aluminum

3. aluminum

4.nitrogen and hydrogen

5th question is difficult I don't know this question answer so. sorry

I hope this is helpful for you

Answered by riyabksc737
4

Explanation:

Germanium IS THE RIGHT ANSWER QUESTION 5

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