NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension: Questions 345 - 350 of 1042
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Question number: 345
Question number: 346
Question number: 347
Consider the following parts of spectra
(I) Visible (II) Infrared
(III) Ultra violet (IV) Microwave
Which one of the following is/are the correct sequence in which their wavelength increases?
IV, I, II, III
III, I, II, IV
III, II, I, IV
IV, III, I, II
Question number: 348
Question number: 349
Consider the following statements
I. An amphoteric substance can act as both an acid and a base.
II. Bases are sometimes called alkalis.
Which of the statements) given above is/are correct?
I and II
|d.||None of the above|