Question

SnO2 + H2 → Sn + H2 O

Answer 1

it is neutralization reaction because h2 is a base which is added to sno2 which is an acid which forms. water and salt named sn

Answer 2

Explanation:

it is a displacement reaction

SnO2 + (2)H2 → Sn + (2)H2 O

now it is balanced

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