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Phosphate of a metal M has the formula M3(PO4)2 The formula for its sulphate would be:
(1) MSO4
(2) M (SO4)2
(3) M2( SO4)3
(4) M3( SO4)2
Ans: MSO4
give a brief explaination of magnetic separation is. ?
Radius of the first Bohr's orbit of hydrogen atom is: (1)1.06 Å (2) 0.222 Å (3) 0.28 Å (4)0.53A Ans: 0.53 Å
LITHIUM AND BERYLLIUM MARKEDLY DIFFERENT FROM OTHER MEMBERS OF THEIR RESPECTIVE GROUP?.
what are the laboratory apparatuses used in inorganic chemistry ?
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When an electron jumps from lower to higher orbit, its energy : (1) Increases (2) Decreases (3) Remains the same (4) None of these Ans: Increases
does the nature of the anode rays depend upon the nature of the discharge tube and the nature of the electrode?
Physical methods for Non-volatile substances The non-volatile organic compound's molecular mass can be ascertained by noting either the elevation in boiling point of the solve
which element is the largest size halogen.
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