The most paramagnetic element is____________________?
The most paramagnetic element is____________________?
A. Iron
B. Cobalt
C. Chromium
D. Manganese
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Table salt crystallizes with a______________________?
Table salt crystallizes with a______________________?A. Face centered cubic lattice
B. body centered cubic lattice
C. simple cubic lattice
D. othorhombic latticeWhich is sold as fertilizer ___________________?
Which is sold as fertilizer ___________________?A. CaSiO3
B. Na2SiO3
C. Ca3(PO4)2
D. MnSiO3Argon gas was discovered by_______?
Argon gas was discovered by_______?A. Rayleigh
B. Ramsay
C. Lockerey
D. DaltonWhich order of ionization energy is correct_________________?
Which order of ionization energy is correct_________________?A. Mg P
C. Mg > A1
D. both B & CIn the purification of portable water the coagulant used is_________________?
In the purification of portable water the coagulant used is_________________?A. alum
B. nickel sulphate
C. copper sulphate
D. barium sulphateUrea as a fertilizer contains:____________?
Urea as a fertilizer contains:____________?A. 57% N
B. 73% N
C. 46% N
D. 53% N