The material used in the fabrication of transistor is: Silicon
The main constituent of Vinegar is: Acetic acid
Vermicompost is a/an: Organic bio-fertilizer
For which Diode is used: Purification
Which organic compound is used to remove stains of iron compounds? Oxalic acid
In a rechargeable cell, what kind of energy is stored within the cell; Chemical energy
Which colour of light shows maximum deviation when fast through a prism? Violet
No of CO2 are present in 220 mg: 0.005 mole
Ice looks white because: It reflects Lights
The Process which involves both solid and liquid phases is called: Melting
