Question

10. Choose the correct answer
thermic and endothermic reactions
a. Which of the following is a displacement reaction?
b. Which of the following is a decomposition reaction?
crochemical reactions
2HBO
– Cao - CO2
-2KOH + H2
iv.
Mg(OH)2
n
H2 + Brz
Cacos
2K + 2H2O
MgO + H2O
by LH where
are called
Mgco - MgO + CO2
Fe,0+ 2A
- 2Fe + AlO3
. BaCl2 + H250
→ BaSO4 + 2HCI
iv. Zn + H-504
Zn50. + H2
a Fe₂O₃ + 2A -
Al₂O₃ + 2Fe
The above reaction is an example of
i. direct combination reaction.
iii. decomposition reaction.
u double displacement reaction.
iv. displacement reaction.
chloride, Na and Cl, are obtained as follows:​

Answer 1

Answer:

........................... 1 ...........