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The correct answer is B
Which of the following substances will turn red litmus paper blue?
Flemings right hand rule is used to find the direction of the –
Which of the following metals is placed at the bottom of the reactivity series?
What is the term used for the process of removing calcium and magnesium from hardwater?
A soap bubble and a liquid drop both have same surface tension and radius, then which will have more excess pressure inside it?
Which of the following reactions represents the correct conversion of ethanol to ethanoic acid?
During which operating conditions of an automobile is carbon monoxide content in exhaust gas maximum?
Which of the following metals can displace hydrogen from dilute acids?
What is the equilibrium distance for Hydrogen atoms?
The product of the equivalent weight and valency of an element equals its ______.