NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 804 - 810 of 3111
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Question 804
Question 805
Question MCQ▾
Which of the following relation is true regarding Fahrenheit scale and Celsius scale?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 806
Question MCQ▾
reacted with excess of and produced x gm of a non-stoichiometric compound The value of x is?
Choices
Choice (4) | Response | |
---|---|---|
a. | 1.44 | |
b. | 1.77 | |
c. | 2 | |
d. | All of the above |
Question 807
Question Assertion-Reason▾
Assertion(Ꭺ)
The water solubility of the alcohols follow the order-t-butyl alcohol > s-butyl alcohol > n-butyl alcohol.
Reason(Ꭱ)
Alcohols form H-bonding with water to show soluble nature.
Choices
Choice (4) | Response | |
---|---|---|
a. | Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ | |
b. | Ꭺ is false but Ꭱ is true | |
c. | Both Ꭺ and Ꭱ are false | |
d. | Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ |
Question 808
Question MCQ▾
Common salt obtained from sea – water contains 95% mass. The approximate number of molecular present in salt is?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 809
Question MCQ▾
Which of the following is units of energy?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. | None of the above |
Question 810
Question MCQ▾
What is the energy in required to excite the electron from state in hydrogen atom? (n- principal quantum number) .
Choices
Choice (4) | Response | |
---|---|---|
a. | 10.2 | |
b. | 3.4 | |
c. | 13.6 | |
d. | 17 |