Which of the following indicator is known as metal indicator

Which of the following indicator is known as metal indicator

Options

(a) Phenolphthalein
(b) Phenol red
(c) Eriochrome Black-T
(d) Methyl orange

Correct Answer:

Eriochrome Black-T

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A trend common to both for group I and VII elements in the periodic table
  2. The two electrons in K-subshell will differ in
  3. Benzaldehyde can be prepared by the hydrolysis of
  4. How many calories are required to heat 40 gram of argon from 40⁰C to 100⁰C
  5. During the electrolysis of fused sodium chloride the anodic reaction is