Which of the following reagents gives a silver mirror test
when added to aldehydes?
1 Fehling’s solution
2 Tollen’s Reagent
3 Ebaeyer’s Reagent
4 Nessler’s Reagent
In laundry soaps, a material called ‘filler’ is used. Which of the following is a ‘filler? 1 Talc 2 Sodium silicate 3 Soda ash 4 Sodium phosphate
What is condensation? 1 Change of gas into solid 2 Change of solid into liquid 3 Change of vapour into liquid 4 Change of heat energy into cooling energy
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
who is the first president of india ?
2 Answers State Bank Of India SBI,
What is the cytology ?
Heavy water is 1 Sea water (H2O+Salt) 2 D2O 3 H2O2 4 None of these
What is the Movement ?
In which type of rocks re metals like gold and copper mostly found? 1 Old igneous 2 Old sedimentary 3 Old metamorphic 4 New metamorphic
The element nickel is a 1 Magnetic metal 2 Radioactive metal 3 Non magnetic metal 4 Complex element
what the defference from anti virus and spyware and adware also? Please descript?
Which of the following is a chemical change? 1 Oxidation 2 Reduction 3 Sublimation 4 Decomposition
Explain how you can integrate Life skills in Science Teaching
0 Answers Mahatma Gandhi University,