Q. Which one of the following was the first mineral acid discovered
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Q. Heat resistant variety of glass is
Q. Which among the given is a chemical change?
Q. The element with highest 1st ionisation energy is
Q. Locomotory organ of a starfish is
Q. The temperature at which Reading of Both Fahrenheit Scale and Celsius Scale are same –
Q. Which of the following metals forms an amalgam with other metals?
Q. At high altitude, pressure cooker is preferable for cooking because the boiling point of water
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