A. Tetraoxosulphate (VI) acid B. Trioxosulphate (IV) acid C. Tetraoxophosphate (V) acid D. Trioxonitrate (V) acid Correct Answer: Option D…
A. 50cm³ B. 150cm³ C. 200cm³ D. 300cm³ Correct Answer: Option B B. 150cm³ Explanation According to the equation 2NH3…
A. Average intermolecular distance B. Frequency of collisions C. Number of molecules present D. Atomic radius of each particle Correct…
A. R(SO4)2 B. RSO4 C. R2SO4 D. R2(SO4)3 Correct Answer: Option B B. RSO4
A. atoms are mostly empty space with a samll B. emissions from radioactive substances consist of three main components C.…
A. insoluble in water B. non-biodegradable C. easily affected by heat D. inflammable Correct Answer: Option B B. non-biodegradable
A. lime B. brine C. water D. enthanol Correct Answer: Option A A. lime
A. Ag → Ag+ + e- B. Ag+ + e- → Ag C. 2Ag + Br2 → AgBr D. Ag+…
A. Formation of scum with soap B. Furring of kettles C. Blockage of water pipes D. Formation of strong bones…
A. increases B. decreases C. remains constant D. doubles Correct Answer: Option B B. decreases