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0 Topics Formulae and Hazards

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (24)

#1
Front (Question)

Water formula

Back (Answer)

H2O

#2
Front (Question)

Ammonia formula

Back (Answer)

NH3

#3
Front (Question)

Carbon dioxide formula

Back (Answer)

CO2

#4
Front (Question)

Hydrogen formula

Back (Answer)

H2

#5
Front (Question)

Chlorine formula

Back (Answer)

Cl2

#6
Front (Question)

Oxygen formula

Back (Answer)

O2

#7
Front (Question)

Diatomic elements

Back (Answer)

-Hydrogen -Nitrogen -Oxygen -Flourine -Chlorine -Bromine -Iodine

#8
Front (Question)

Ammonium ionic formula

Back (Answer)

NH4+

#9
Front (Question)

Hydroxide ionic formula

Back (Answer)

OH-

#10
Front (Question)

Nitrate ionic formula

Back (Answer)

NO3-

#11
Front (Question)

Carbonate ionic formula

Back (Answer)

CO32-

#12
Front (Question)

Sulfate ionic formula

Back (Answer)

SO42-

#13
Front (Question)

How to write an ionic equation

Back (Answer)

-Write all aqueous substances as their separate ions -Cross out ions which repeat in both sides

#14
Front (Question)

Oxidising

Back (Answer)

Provides oxygen which allows other materials to burn more fiercely

#15
Front (Question)

Environmental hazard

Back (Answer)

Harmful to organisms and to the environment

#16
Front (Question)

Toxic

Back (Answer)

Can cause death by being swallowed, breathed in or absorbed by skin

#17
Front (Question)

Harmful

Back (Answer)

Can cause irritation, reddening or blistering of the skin

#18
Front (Question)

Highly flammable

Back (Answer)

Catches fire easily

#19
Front (Question)

Corrosive

Back (Answer)

Destroys materials including living tissue

#20
Front (Question)

Environmental hazard safety precaution

Back (Answer)

Dispose of them carefully, making sure they don’t get into the water system

#21
Front (Question)

Toxic safety precaution

Back (Answer)

-Work in a fume cupboard (inhaling) -Wear gloves (skin absorption)

#22
Front (Question)

Highly flammable safety precaution

Back (Answer)

Should be kept away from heat and sparks

#23
Front (Question)

Corrosive safety precaution

Back (Answer)

Gloves and eye goggles should be worn

#24
Front (Question)

Oxidising safety precaution

Back (Answer)

Keep away from flammable substances