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BITSAT 2009
Exam
BITSAT
Year
2009
Subject
Chemistry
Chapter
Some Basic Concepts of Chemistry

BITSAT 2009 · Chemistry · Some Basic Concepts of Chemistry

Given the numbers : 161 cm, 0.161 cm, 0.0161 cm . The number of...

Given the numbers :161cm,0.161cm,0.0161cm: 161 \mathrm{ cm}, 0.161 \mathrm{ cm}, 0.0161 \mathrm{ cm}. The number of significant figures for the three numbers are

Options

  1. A3,4 and 5 respectively
  2. B3,3 and 4 respectively
  3. C3,3 and 3 respectively
  4. D3,4 and 4 respectively

Correct answer

C. 3,3 and 3 respectively

Step-by-step solution

Each has three significant figures. When zero is used to locate the decimal point, it is not considered as significant figure.
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