Question

1. Which of the following is a metalloid?
a. copper
b. silver
c. oxygen
d. silicon

2. What is the symbol of iron?
a. I
b. Fe
c. In
d. Na

3. Atoms. of different elements combine to form a molecule of
a. an element
b. a compound
c. both a and b
d. cannot say​

Answer 1

Answer:

1. c) silicon

2.b) Fe

3.b) a compound

I hope this will help

Answer 2

Answer:

1.b

2.b

3.a

Explanation:

I hope this is helpfull to us

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