Previous Year Questions

Practice Questions

Browse and practice real questions from previous scholarship exams. Use filters to narrow down by year, subject, or exam.

Displaying 196 - 200 of 351
Medium
. SOF National Science Olympiad (NSO/ISO) · Set D · 2026 . Sample
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Q. 341
Calculate the number of moles present in 360 g of glucose (C6H12O6). (Molar mass = 180 g/mol)
Medium
. SOF National Science Olympiad (NSO/ISO) · Set B · 2025 . Sample
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Q. 357
Find the mass of 2 mole(s) of sodium chloride (NaCl). (Molar mass = 58.5 g/mol)
Medium
. SOF National Science Olympiad (NSO/ISO) · Set A · 2025 . Sample
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Q. 373
A neutral atom of Neon has atomic number 10. How many electrons does it contain?
Medium
. SOF National Science Olympiad (NSO/ISO) · Set D · 2025 . Sample
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Q. 389
Silver chloride turns grey/black on exposure to sunlight, decomposing into silver and chlorine. What type of reaction is this?
Medium
. SOF National Science Olympiad (NSO/ISO) · Set C · 2025 . Sample
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Q. 405
Which of the following best describes ionic (electrovalent) compounds formed between metals and non-metals?