___ is one of the states of matter obtained by cooling a gas of very low density to extremely low temperatures.
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What is the valency of magnesium?
____ is the process in which acids and bases react to form salts and water.
Which of the following meals is NOT obtained by reduction using carbon?
If a solution turns blue litmus red, its pH is likely to be
Which of the following is a correct pair according to increasing atomic number from left to right?
___ is used as a stabilizer in ice cream.
Least distance of distinct vision for normal eye is