help with chemistry?

2 ⤊

help with chemistry?

Which is the formula for the compound that forms when magnesium bonds with phosphorus?

a- Mg3P2
b- MgP2
c- Mg2P3
d- Mg2P

thanks in advance =)

2007-12-30 13:29:40 · 1 answers · asked by wat_up_dude 1 in Science & Mathematics ➔ Chemistry

1 answers

Mg3P2

Combining capacity of P--> -3
Combining capacity of Mg --> +2

When they combine, the combining capacities "exchange" in the formula, so we get
Mg3P2 [Answer: A]

2007-12-30 13:34:16 · answer #1 · answered by ¿ /\/ 馬 ? 7 · 2⤊ 0⤋