Question

1. when as element displaces another element from its compound,a _______ reaction occurs.
2. those reactions, in which two compounds react by an exchange of ions to form two new compounds are called_______ reactions.
3.precipitation reactions produce____ salts.
4.reduction is the ______ of oxygen or gain of hydrogen.
5.the digestion of food in the body is an example of____ reaction. ​

Answer 1

1. displacement
2. double displacement
3. insoluble
4. losing
5. decomposition

Answer 2

1. single-displacement reaction occurs when an element displaces another element from its compound

2. the reaction in which 2 compounds exchange their ions to form 2 new compounds is called double displacement reaction

3. precipitation reactions produce soluble salts.

4. reduction is the loss of oxygen or gain of hydrogen.

5. the digestion of food in the body is an example of decomposition reaction. ​

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