NDA CHEMISTRY QUIZ - 11

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Question 1:

Which of the following scientist is responsible for the discovery of electrons?

Question 2:

There are two compounds A and B having formula $X Y_{2}$ and $X Y_{1.5}$ respectively. Which of the following compound is not according to the postulates of Dalton's atomic theory and which law is disobeyed?

Question 3:

The relative number and kinds of atoms are constant in a given compound. This postulate is related to-

Question 4:

Which of the following model is similar to Christmas pudding?

Question 5:

Which of the following postulates of Dalton was failed?

Question 6:

There are two atoms A and B, Both have similar chemical properties and the same mass. They belong to-

Question 7:

While explaining Thomson model of an atom, the red edible part of watermelon is compared with

Question 8:

According to Thomson model of an atom ?

Question 9:

Which of the following postulate of Dalton's atomic theory is related to the law of conservation of mass?

Question 10:

Which of the following is the reason for the failure of one aspect of Dalton atomic theory ?