Games
2
20
Easy

What Element has the Symbol Sm?

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62

Sm

Samarium
38

Se

Strontium
19

K

Potassium
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Samarium
11
20
Medium

This is a non-metal and the most abundant element in the Universe. It is the basic fuel for nuclear reactions in the stars. It is a gaseous substance on Earth and the lightest element in the Universe.

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1

H

Hydrogen
8

N

Oxygen
6

C

Carbon
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Hydrogen
16
20
Hard

This element and its compounds are poisonous and they are used for the production of rat poison and insecticides. It is a metalloid. Small amounts of this element are added to germanium to make transistors.

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33

As

Arsenic
110

I

Darmstadtium
60

Nd

Neodymium
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Arsenic

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