EMERGENCY! WILL GIVE 100 POINTS AND BRAINLIEST TO FASTEST CORRECT ANSWER!
Write chemical equations for the following single-replacement reactions that might occur in water. If no reaction occurs, write NR in place of the products.
a.) nickel + magnesium chloride
b.) calcium + copper (II) bromide
c.) potassium + aluminum nitrate
d.) magnesium + silver nitrate

Respuesta :

Answer:

Explanation:

A)  No reaction occurs. It is really hard to replace Mg once a reaction has taken place. (NR)

B) Ca + Cu(ii)Br2 ==> Cu + CaBr2.  Calcium only ionizes to Ca2+

C) 3K + Al(NO3)3 ===> Al + 3KNO3   Potassium is very reactive.

D) Mg + AgNO3  ====> Mg(N03)2 + Ag