Live Acids Base Indicator

Live Acids Base Indicator

7th - 8th Grade

15 Qs

quiz-placeholder

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Live Acids Base Indicator

Live Acids Base Indicator

Assessment

Quiz

Chemistry

7th - 8th Grade

Practice Problem

Hard

NGSS
MS-PS1-2

Standards-aligned

Created by

Charles Martinez

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15 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Pick out the salts from the following

(Check all the correct answers)

H2SO4

NaCl

NH4OH

NH4Cl

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

You are provided with two solutions 'X' and 'Y'. The colour of turmeric stains on your clothes on coming in contact with solution 'X' changes to brick red and when in contact with solution 'Y' changes to yellow. The solution 'X' and 'Y' provided to you are respectively.

Soap solution and lemon juice

Lemon juice and soap solution

Lemon juice and vinegar

Soap solution and sugar solution

Tags

NGSS.MS-PS1-2

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Which of the following statement(s) is / are correct?

(Check all the correct options)

Colour of caustic soda turns pink when phenolphthalein is added

Hydrochloric acid turns blue litmus to red

Sodium hydroxide turns china rose indicator to green in colour

None of these is correct

Tags

NGSS.MS-PS1-2

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

The medicine used for indigestion problem will turn methyl orange to ---------- colour

Pink

yellow

Blue

Red

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

To test a solution in container 'A'. You dipped the filter paper in this solution and then in lime water. The colour of filter paper after dipping in lime water beomes brownish red. It shows that the solution in container 'A' was

Red litmus solution

Methyl red solution

Turmeric solution

Phenolphthalein solution

Tags

NGSS.MS-PS1-2

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

You dissolved a sample , in distilled water and then added a drop of this solution to a test- tube containing blue litmus solution which changes to red. It shows that the sample given to you is of:

Soap

Tomato juice

Baking soda

Sugar

Tags

NGSS.MS-PS1-2

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Following observation were recorded upon performing experiments with sample 'A' and sample 'B'

(i) When 2-3 drops of phenolphthalein are added to sample 'A' it comes pink

(ii) When equal quantities of two samples are added in a test-tube, the test-tube becomes hot

(Check all the correct options)

Sample 'A' is basic

Sample 'B' is acidic

(ii) observation confirms neutralisation

We cannot say anything from the above observations

Tags

NGSS.MS-PS1-2

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