Single Choice

The ions $$Mg^{+2}$$ and $$PO_4^{-3}$$ combine to form compounds:

A$$Mg_3(PO_4)_2$$
Correct Answer
B$$Mg_2(PO_4)_2$$
C$$Mg_2(PO_4)_3$$
D$$Mg_3(PO_0)_3$$

Solution

The ions $$Mg^{+2}$$ and $$PO_4^{-3}$$ combine to form compounds:
$$Mg = +2$$ and $$PO_4 = -3$$ according to cris-cross method by cross multiplecation of charges the compound formed is $$Mg_3(PO_4)_2$$


SIMILAR QUESTIONS

d - block and f - block Elements

What are the characteristics of the transition elements and why they are called as transition elements? Which of the d-block elements may not be regarded as the transition elements?

d - block and f - block Elements

How would you account for the increasing oxidising power in the series $$VO_2^+ \lt Cr_2O_7^{2-} \lt MnO_4^-$$?

d - block and f - block Elements

Why are transition elements so named?

d - block and f - block Elements

Elements in which $$4\ f$$ orbitals are progressively filled are called as

d - block and f - block Elements

The formula, $$CaCO_3$$, quantitatively signifies:

d - block and f - block Elements

Which of the following set of elements does not belongs to transitional elements?

d - block and f - block Elements

Which of the following is a transition element?

d - block and f - block Elements

Which one of the following is an example of non typical transition elements?

d - block and f - block Elements

Which of the following transition metal is present in misch metal?

d - block and f - block Elements

Which of the following elements does not belong to the first transition series?

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