Teaching Rajasthan 3rd Grade REET Mains (Level I & II) Mock Test General Science Chemistry Chemical Reaction
Consider the following statements:
1. Both acids and bases change the colour of all indicators.
2. If an indicator gives a colour change with an acid, it does not give a change with a base.
3. Change of colour in an acid and a base depends on the type of the indicator.
Which of the statements given above is/are not correct?
1
1 and 2 only
2
2 and 3 only
3
1 only
4
1 and 3 only