CHEMISTRY ONLINE TEST 18

CHEMISTRY ONLINE TEST 18 for JEE,NEET, EAPCET EXAMS. జేఈఈ, నీట్, ఎఫ్‌సెట్ వంటి ప్రవేశ పరీక్షల కొరకు ఉచితంగా కెమిస్ట్రీ ఆన్లైన్ టెస్ట్.

CHEMISTRY ONLINE TEST 18 for JEE NEET EAPCET EXAMS

1 / 10

Which noble gas is used to fill weather balloons?

2 / 10

Noble gases have very low melting and boiling points because —

They are heavy

Weak van der Waals forces

Strong covalent bonds

High electronegativity

3 / 10

Which noble gas is radioactive?

4 / 10

The shape of XeF₆ molecule is —

Distorted octahedral

Octahedral

Square pyramidal

Trigonal bypyramidal

5 / 10

Which noble gas is used in flash photography?

6 / 10

The oxidation state of Xe in XeF₆ is —

7 / 10

Which noble gas forms a compound with oxygen?

8 / 10

Which noble gas is used in neon discharge lamps?

9 / 10

Noble gases show zero electron affinity mainly because —

They are monoatomic

They have high boiling points

They are gases

They have stable electronic configuration

10 / 10

Which noble gas has the smallest atomic radius?

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