Question

Question 1 : Mixed chloroflorocarbons are known as ---------------
teflon
halides
Freons
carbenes

Question 2 : The following are crystaline forms of silica, except------------
tridymite
quartz
cristobalite
Crystaamite

Question 3 : Aqua regia is a mixture of Nitric acid and----------------
concentrated Hydrochloric acid
conc sulphuric acid
limewater
water

Question 4 : Solid CO2 is known as----
dry ice
hydrocarbon
Teflon
carbene

Question 5 : The purest form of silicon dioxide is----
cristobalite
silibolite
rock crystal
silicates

Answer 1

Answer on Question #66608, Chemistry / Inorganic Chemistry

Question 1: Mixed chloroflorocarbons are known as ---

teflon

halides

Freons

Carbenes

Answer: Freons.

Question 2: The following are crystalline forms of silica, except---

Tridymite

quartz

Cristobalite

Crystaamite

Answer: Crystaamite

Question 3: Aqua regia is a mixture of Nitric acid and---

concentrated Hydrochloric acid

conc sulphuric acid

limewater

water

Answer: concentrated Hydrochloric acid

Question 4: Solid $\mathrm{CO}_{2}$ is known as---

dry ice

hydrocarbon

Teflon

carbene

Answer: dry ice

Question 5: The purest form of silicon dioxide is---

Cristobalite

Silibolite

rock crystal

Silicates

Answer: rock crystal

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