Who discovered Sodium?
Humphry Davy
Humphry Davy, the British chemist, isolated sodium in 1807 by performing electrolysis on molten sodium hydroxide (NaOH). The same technique soon yielded potassium, calcium, magnesium, barium and strontium.
The other names are unrelated to this discovery: William Henry Fox Talbot was a pioneer of photography, J. J. Thomson discovered the electron (1897), and Karl Benz built the first practical automobile.
Which base is present in milk of magnesia?
Rust needs three components to occur, i.e., ________.
What is the colour of the flame when unsaturated hydrocarbons burn?
Methyl propane is an isomer of:
What is the reaction between an acid and a base called?
Pectin, which is responsible for the firmness and softness of fruits, is mainly composed of which acid unit?
Which of the following can be used as a catalyst in Hydrogenation reaction?
The process of change from liquid to gas is called ______.
Constantan is an alloy of copper and _______.
Which organic compound has a pleasant almond aroma that is commonly used to impart almond flavour to chocolate and baked goods?
What is deposited on iron in the process of Galvanization?
Which element is used for making solar cells?
Which gas is flushed in a bag of chips to prevent the chips from getting oxidized?
Terylene is a type of:
Who was the first Indian lady scientist who worked with organic chemistry and medicinal plant?