Home
Class 10
CHEMISTRY
A student adds a few drops of the univer...

A student adds a few drops of the universal indicator solution to a dilute solution of sodium hydroencarbnonate taken in a test tube. Which of the following colour would he observe?

A

blue

B

green

C

mustard

D

yellow

Text Solution

Verified by Experts

The correct Answer is:
A
NA
Promotional Banner

Topper's Solved these Questions

  • PERIODIC CLASSIFICATION OF ELEMENTS

    LAKHMIR SINGH & MANJIT KAUR|Exercise SHORT ANSWER TYPE|8 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    LAKHMIR SINGH & MANJIT KAUR|Exercise LONG ANSWER TYPE|3 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    LAKHMIR SINGH & MANJIT KAUR|Exercise VERY SHORT ANSWER TYPE|6 Videos

  • METALS AND NON-METALS

    LAKHMIR SINGH & MANJIT KAUR|Exercise Short Answer Type Qustions|1 Videos

  • TEST PAPER 1

    LAKHMIR SINGH & MANJIT KAUR|Exercise Section B|4 Videos

Similar Questions

Explore conceptually related problems

A student adds a few drops of the universal indicator to a solution of dilute hydrochloric acid in the way shown here. He would observe that the colour of the solution changes from colourless to:

On adding a few drops of universal indicator solution to three unknown colourless solutions P,Q, and R taken separately in three test-tubes shown in the diagrams, a student observed the changes in colour as green in solution P red in solution Q and violet in solution R . The decreasing order of the pH of the three solutions is:

When a student added a few drops of barium chloride solution to sodium sulphate solution, he obtained a white precipitate instantly. Which of the following type of chemical reaction has been carried out by the student ?

When a student added a few drops a methyl orange indicator to a colourless solution, the solution turned red. Which of the following should he added in excess so that the colour changes to yellow?

LAKHMIR SINGH & MANJIT KAUR-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise
  1. A student takes Cu, Al, Fe and Zn piees separtely in four test tubes l...

    Text Solution

    |

  2. Four students (A),(B),(C) and (D) observed the colour and solubility o...

    Text Solution

    |

  3. A student adds a few drops of the universal indicator solution to a di...

    Text Solution

    |

  4. A student strongly heats hydrated ferrous sulphate salt in a dry test-...

    Text Solution

    |

  5. A student took four test tubes containing solutions of different colou...

    Text Solution

    |

  6. A student while heating solid lead nitrate taken in a test tube would ...

    Text Solution

    |

  7. Four students added a small amount of ethanoic acid to sodium hydrogen...

    Text Solution

    |

  8. A student was given an unknown solution in a test tube. When he added ...

    Text Solution

    |

  9. A student placed a few drops of a liquid over a portiin of the red lit...

    Text Solution

    |

  10. A student was asked to carry out a chemical reaction by placing four d...

    Text Solution

    |

  11. When a student added universal indicator solution to one of the follow...

    Text Solution

    |

  12. A student prepared hydrogen chloride gas by treating sodium chloride w...

    Text Solution

    |

  13. When a student added a few drops of barium chloride solution to sodium...

    Text Solution

    |

  14. A student placed a pinch of solid sodium hydrogencarbonate on a strip ...

    Text Solution

    |

  15. A student placed a clean iron nail in blue coloured copper sulphate so...

    Text Solution

    |

  16. For students A,B,C and D were studying the effect of the solutions of ...

    Text Solution

    |

  17. Which of the following solutions having same concentration will have l...

    Text Solution

    |

  18. We can show that iron is more reactive than copper :

    Text Solution

    |

  19. The pH of a sample of hydrochloric acid is 2. The pH of this sample wh...

    Text Solution

    |

  20. Observe the given figures and choose the correct option:

    Text Solution

    |