TNPSC Group I · General Studies · General Science
Elements and compounds, acids/bases/salts, fertilizers, pesticides.
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Q1 · Chemistry · EASY
What is the chemical formula of common salt?
Q2 · Chemistry · HARD
What is the hybridization of carbon in benzene?
Q3 · Chemistry · MEDIUM
Which element has the highest electronegativity?
Q4 · Chemistry · EASY
What is the pH value of a neutral solution at 25°C?