Question

1. Which metal undergoes corrosion? *

a) Sodium

b) Potassium

c) Iron

d) Calcium

2. Pick out the noble metal 

a) Oxygen

b) gold

c) carbon

d) nitrogen

3. Categorize Mercury (Hg) *

a) Metal

b) Non metal

c) Metalloid

d) Noble gas

4. Why metals have high density? *

a) Atoms are closely packed

b) Atoms are loosely packed

c) Atoms are packed apart

Please help me out with these questions!..

And, there is a match the terms in the image, help me even with that!..

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Answer 1

Answer:

1)c

2)b

3)a

4)a

brittle -breaks easily

malleable-beaten into thin sheet

ductile - drawn into wires

lusturous - shining

sonorous-produce sound

tensile strength-withstand pull

Answer 2

Answer:

1.Iron

2.answer is a

Explanation:

I think it is correct