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chap 4 booklet

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Total cards: 12•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (12)

#1
Front (Question)

Groupon 1 elements

Back (Answer)

Always +1 in compounds

#2
Front (Question)

Group 2 elements

Back (Answer)

always +2 in compounds

#3
Front (Question)

F

Back (Answer)

-1

#4
Front (Question)

H

Back (Answer)

+1 except in metal hydrides eg NaH,MgH2 where H is -1

#5
Front (Question)

O

Back (Answer)

-2 except in peroxides (H2O2) ,where O is -1, and OF2 where O is + 2

#6
Front (Question)

Cl

Back (Answer)

-1 except when combined with O or F

#7
Front (Question)

The oxidation number is always 0 for elements….?

Back (Answer)

in elemental form or as diatomic with no charge basically not combined with anything

#8
Front (Question)

Monatomic ions have oxidation numbers equal to?

Back (Answer)

There charge eg Mg^+2 = +2

#9
Front (Question)

The sum of the oxidation numbers in a neutral compound equals?

Back (Answer)

zero H2O = 0 (2*+1)+(-2)

#10
Front (Question)

The sum of the oxidation numbers in a polyatomic ion equals the?

Back (Answer)

charge on the ion SO4^-2 (4*-2)+6 = -2

#11
Front (Question)

Write the name MnO4^- including Roman numerals

Back (Answer)

Manganese(Vll) in permanganate ion

#12
Front (Question)

names of HNO3 and CH3COOH respectively

Back (Answer)

Nitric acid and ethanoic acid