The greenhouse effect is a climatic condition associated with the presence of excess A. carbon (IV) oxide B. hydrogen sulphide C. nitrogen (ll) oxide D. ammonia gas Correct Answer: Option A A. carbon (IV)...Read More
Environmental pollution problems are generally more severe in countries which have A. dense population B. low birth rate C. great land mass D. limited industries Correct Answer: Option A A. dense...Read More
Which of the following is needed to produce slag during the extraction of iron in the blast furnace?
Which of the following is needed to produce slag during the extraction of iron in the blast furnace? A. Cryolite B. Limestone C. Carbon D. Sulphur Correct Answer: Option B B....Read More
Which of the following compounds reacts with sodium hydroxide to form a salt? A. CH 3CH 2COOH B. (CH3) 3COH C. CH3CH=CH 2 D. C 6H 12O 6 Correct Answer: Option A A. CH 3CH...Read More
Which of the following is the most reactive towards bromine? A. Methane B. Benzene C. Ethyne D. Hexane Correct Answer: Option C C. EthyneRead More
How many carbon atoms are present in one molecule of 2-methylpropane? A. 2 B. 3 C. 4 D. 5 Correct Answer: Option C C. 4Read More
When dilute copper (ll) chloride solution is electrolysed, the reaction at the cathode is represented by the equation
When dilute copper (ll) chloride solution is electrolysed, the reaction at the cathode is represented by the equation A. Cu → Cu2+ + 2e- B. Cu2+ + 2e- → Cu C. 40H- – 4e- → O2 + 2H2O D. 2CI- → CI2 + 2e Correct Answer:...Read More
Equal volumes of water were added to one mole of each of the following compounds. Which of them produced the largest number of ions A. Glucose B. Sodium trioxonitrate (V) C. Ethananoic acid D. Silver chloride Correct Answer:...Read More
Which of the following is not correct about oxidation number convention? The oxidation number of a/an A. element in the free state is zero B. monatomic ion is equal to its charge C. alkali meta like sodium in its compounds is +...Read More
- Al-cawrah for a man is from the?
- Q.17:26-27 warns Muslims not to squander their wealth as squanderers are brothers of the?
- The number of lashes prescribed for the consumption of alcohol is?
- According to Hadītℎ 6 of an-Nawawi, it is better to avoid ambiguous matters in order to?
- Musnad as a work on Hadīth is credited to?