1
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which statements among the following are correct about helium?
(i) Liquid helium is used to sustain powerful superconducting magnets.
(ii) Liquid helium is useful to carry low temperature experiments.
(iii) It is a heavy gas.
(iv) It is a flammable gas.
2
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following represents the correct order of increasing electron gain enthalpy with negative sign for the elements?
1. Nitrogen (N) 2. Phosphorus (P) 3. Chlorine (Cl) 4. Fluorine (F)
Questions Asked from Periodic Table and Periodicity (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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