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Compounds, formulae and equations

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

Card preview (24)

#1
Front (Question)

Nitrate

Back (Answer)

NO3-

#2
Front (Question)

Sulfate

Back (Answer)

SO4^2-

#3
Front (Question)

Hydroxide

Back (Answer)

OH-

#4
Front (Question)

Ammonium

Back (Answer)

NH4+

#5
Front (Question)

Zinc

Back (Answer)

Zn2+

#6
Front (Question)

Silver

Back (Answer)

Ag+

#7
Front (Question)

Carbonate

Back (Answer)

CO3^2-

#8
Front (Question)

Hydrogencarbonate

Back (Answer)

HCO3-

#9
Front (Question)

Sulfur

Back (Answer)

S2-

#10
Front (Question)

Lead

Back (Answer)

Pb4+

#11
Front (Question)

Relative molecular/formula mass

Back (Answer)

weighted mean mass of a molecule/formula unit compared with 1/12th mass of carbon-12

#12
Front (Question)

Mole

Back (Answer)

contains same amount of particles as 12g of C-12 (avogadro’s constant)

#13
Front (Question)

Avogadro’s constant

Back (Answer)

6.02 x 10^23 mol^-1

#14
Front (Question)

Mole formula

Back (Answer)

n = m/mr n=vc

#15
Front (Question)

Empirical formula

Back (Answer)

Simples whole number ratio of atoms of each element in a molecule

#16
Front (Question)

Water of crytallisation

Back (Answer)

water present in hydrated salts

#17
Front (Question)

Molar mass

Back (Answer)

mass per mol g/mol

#18
Front (Question)

Molecular formula

Back (Answer)

number and type of atoms of each element in a molecule

#19
Front (Question)

Anhydrous compound

Back (Answer)

hydrated compound after its lost its water of crystallisation

#20
Front (Question)

Gas volume in standard conditions

Back (Answer)

1 mol: 24dm^3

#21
Front (Question)

cm^3 to dm^3 to m^3

Back (Answer)

divide by 1000 divide by 1000

#22
Front (Question)

Ideal gas equation

Back (Answer)

PV = nRT P- pascals V- m^3 T- kelvin

#23
Front (Question)

Dilution

Back (Answer)

concentration of original solution/ concentration of diluted solution

#24
Front (Question)

Atom economy

Back (Answer)

Mr of desired product/ Mr of total products