Oxidation states of the metal in the minerals haematite and magnetite, respectively, are
III in haematite and II, III in magnetite
The oxidation number of C in HCN and HNC respectively are:
+ 2, + 2
Phosphorus has the oxidation state of +3 in
A student states that burning of lime is an oxidation process. The reason he cites is that an oxide of metal is produced on burning. Which of the following statement about the above reaction is correct?
The statement is incorrect but the reason is correct
SSC CGL 202065)
Select the most appropriate synonym of the given word. Solemn
Solemn (Adjective) = very serious; genune; sincere; showing serious purpose and determination.
Look at the sentence : He looked stern and solemn, and rarely spoke.
Ordinary (Adjective) = normal; not unusual.
Ignorant (Adjective) = lacking in education; unaware; rude; unmindful; oblivious.
Furious (Adjective) = very angry; violent.
SSC CGL 202066)
Select the most appropriate meaning of the given idiom.
Kill two birds with one stone
To achieve two results with a single effort
Kill two birds with one stone = to succeed in achieving two things in a single action.
Look at the sentence : cycling to work kills two birds with one stone. It saves money and gives you some exercise.
SSC CGL 202067)
Select the correct passive form of the given sentence.
Fortunately, the fire did not cause much damage.
Fortunately, not much damage was caused by the fire.
The given sentence is in past simple (negative).
Structure in passive voice : Adverb + Subject(object in A.V.) + was/were + not + V + by + agent.
SSC CGL 202068)
Select the correct indirect form of the given sentence.
Rahul said to his mother. "Can I go out and play now ?"
Rahul asked his mother if he could go out and play then.
It is an interrogative sentence.
Connective⇒ if / whether
Present tense⇒ Past tense
First person is changed according to subject
SSC CGL 202069)
Select the most appropriate ANTONYM Of the given word. Persuade
Persuade (verb) = to make some-one do or believe something; coax; convince; induce; impress.
Dissuade (verb) = to advise a person against something; persuade someone not to do something; discourage; deter.
Look at the sentence : Using a bunch of bananas, the zoo-keeper persuaded the monke back into its cage.
I tried to dissuade her from her intention to drop out of college.
Pervade (verb) = to spread through all parts of something.
SSC CGL 202070)
Given below are four jumbled sentences. Out of the given options, pick the one that gives their correct order.
A. Their prestige and glory spread far and wide.
B. The first Olympics were held at Olympia in Greece in 776 B.C.
C. It was because the Christians believed that they encouraged pagan worship in temples.
D. However, with the advent of Christianity, the games lost their importance.
B ⇒ Introductory sentence.
A ⇒ Their (= Olympics).....