A. crystal lattice formation B. covalent bond formation C. metallic bond formation D. coordinate bond formation Correct Answer: Option B…
A. 450cm³ B. 300cm³ C. 200cm³ D. 150cm³ Correct Answer: Option A - 450cm³ Explanation From the dilution law C1V1…
A. conservation of mass B. definite proportions C. multiple proportions D. conservation of energy Correct Answer: Option A - conservation…
I. Petroleum II. Rubber latex III. Vulcanizer's solution IV. Carbon sulphide A. I, II and III B. I, II and…
A. carbon(IV)oxide B. carbon(ll)oxide C. soda D. glucose Correct Answer: Option A - carbon(IV)oxide
A. Na2SO4 B. Na2SO3 C. Na2S D. Na2CO3 Correct Answer: Option B = Na2SO3
(I). 3CuO(s) + 2NH3(g) -----> 3Cu(s) + 3H2O(l) + N2(g) (II). 2NH3(g) + 3Cl2(g) -----> 6HCl(g) + N2(g) (III). 4NH3(g)…
A. 5cm³ B. 10cm³ C. 20cm³ D. 50cm³ Correct Answer: Option D - 50cm³ Explanation 2NaOH + H2SO4↔Na2SO4 + 2H2O…
A. lubricating oil B. coal C. bitumen D. diesel oil Correct Answer: Option B - coal Explanation When we burn…
A. heating may not be required before the reaction takes place B. the reaction is controllable even at a high…