Question
 Which statement(s) is/are correct regarding Dalton’s
Atomic theory? 1. All matters are made of very tiny particles. 2. Atoms of different elements have different masses and chemical properties. 3. The relative number of atoms is variable in any compound. Select the correct answer from the codes given below:Solution
Dalton’s atomic theory proposed that all matter was composed of atoms, indivisible and indestructible building blocks. While all atoms of an element were identical, different elements had atoms of differing size and mass. It also stated that, Atoms of different elements have different masses and chemical properties. Atoms combine in the ratio of small whole numbers to form compounds.The relative number and kinds of atoms are constant in a given compound.
Fill in the blanks using the correct tense of the verbs given in brackets and choose the right answer from among the options given below them.
Each sentence contains two blanks. Choose the option that best completes the sentence logically and grammatically.
Social media has the power t...
Select the most appropriate word to fill in the blank.
He obtained 80% marks in Science in High School. He has qualified_______the science str...
There is a store __________ our school.
35 is described under a Hebrew word, and refers to ladanum, a fragrant resin produced in Cyprus, and the use of this drug, as well as that of cinnamon a...
Choose the most appropriate word to fill in the blank:
His ability to __________ complex problems has earned him a reputation as an expert in h...
Fill in the blank with the most appropriate word from the given options.
The government was ……………… and failed to control the situatio...
Her eloquent speech at the conference left a profound _________ on the audience, inspiring them to take action.
- In each of the following sentences, there is a blank space. Below each such sentence, there are four options with one word each. Fill up the blank with the...
- Given below is a sentence with one blank. Below the sentence are given four words among which one word might fill the blank. If none of the words fill the ...