Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Oxalates of alkaline earth metal (s) sparingly soluble in water are (1)\[Ba\] (2)\[Ca\] (3)\[Sr\] (4)\[Be\]A) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: A
Solution :
Oxalate of\[B{{e}^{2+}}\]is highly soluble in water, while those of\[B{{a}^{2+}},C{{a}^{2+}}\]and\[S{{r}^{2+}}\]are sparingly soluble.
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