Which gas is used in cold store ?
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Which of the following is not a compound? 1 Silica 2 Red lead 3 Slaked lime 4 Black lead
What is the Botany?
abbrivation for ROA in oracle?
0.005M K2Cr2O7 solution for calibration of UV.why 0.005M K2Cr2O7?
The location and energy of an electron in an atom can be specified by 1 Atomic mass 2 Atomic number 3 Quantum numbers 4 None of these
Which of the following was to be discovered first in the chromo sphere of the sun? 1 Xenon 2 Helium 3 Neon 4 Krypton
Superphosphate fertilizer is prepared by the reaction between 1 Calcium phosphate and Sulphuric hydroxide 2 Sodium phosphate and Sodium nitrate 3 Magnesium phosphate and Sodium nitrate 4 Sodium sulphate and Phosphoric acid
2 Answers Central Police Forces, Odisha Police,
Who commanded the challenger’s first flight?
Emerald is ----in colour 1 Violet 2 Yellow 3 Deep green 4 Prussian blue
The inert gas which is substituted for nitrogen in the air, used by deep sea divers for breathing, is 1 Helium 2 Argon 3 Krypton 4 Xenon
Bagasse, a by-product of sugar manufacturing industry, is used for the production of 1 Nylon 2 Glass 3 Paper 4 Alcohol