Indicators

Descripción

Chemistry Test sobre Indicators, creado por asthanarang el 21/07/2015.
asthanarang
Test por asthanarang, actualizado hace más de 1 año
asthanarang
Creado por asthanarang hace alrededor de 9 años
0
0

Resumen del Recurso

Pregunta 1

Pregunta
Tasting is the best way to identify if a solution is acidic or basic.
Respuesta
  • True
  • False

Pregunta 2

Pregunta
In neutral solution, litmus is ________ in colour.
Respuesta
  • Red
  • Blue
  • Purple
  • Green

Pregunta 3

Pregunta
Which of the following can be used as acid-base indicators? Select all correct options
Respuesta
  • Safranin
  • Bromthymol blue
  • Methyl orange
  • Methylene blue

Pregunta 4

Pregunta
Onion and vanilla are ___________.
Respuesta
  • Acids
  • Bases
  • Visual indicators
  • Olfactory indicators

Pregunta 5

Pregunta
Which indicator is pink in alkaline solution?
Respuesta
  • Phenolphthalein
  • Litmus
  • Methyl orange
  • Safranin

Pregunta 6

Pregunta
Lichens are symbiotic relatonships between:
Respuesta
  • Protozoa and fungi
  • Algae and fungi
  • Algae and protozoa
  • Bacteria and fungi

Pregunta 7

Pregunta
Which of tbe following can be used as visual indicators?
Respuesta
  • Turmeric, clove oil and red cabbage
  • Red cabbage, petals of Geranium and vanilla extract
  • Petals of Geranium, red cabbage and turmeric
  • Green cabbage, turmeric and clove oil

Pregunta 8

Pregunta
The characteristic smell of onion disappears when _________ is added to it.
Respuesta
  • Tartaric acid
  • Ammonium hydroxide
  • Phenolphthalein
  • Vegetable oil

Pregunta 9

Pregunta
A dark blue colour on pH paper indicates that the test solution is basic in nature.
Respuesta
  • True
  • False

Pregunta 10

Pregunta
What will be the colour of litmus solution when it is tested with detergent solution?
Respuesta
  • Red
  • Blue
  • Purple
  • Depends on the brand of the detergent
Mostrar resumen completo Ocultar resumen completo

Similar

Electrolysis
lisawinkler10
Chemistry General Quiz - 2
lauren_johncock
Chemistry Quiz General -3
lauren_johncock
AS Chemistry - Enthalpy Changes
Sarah H-V
Organic Chemistry
Ella Wolf
Chemical Symbols
Keera
Chemistry GCSE Review - States of Matter, Particles, Atoms, Elements, Compounds and Mixtures
Morgan Overton
Acids and Bases
Sarah Egan
Using GoConqr to study science
Sarah Egan
Ionic Bondic Flashcards.
anjumn10
Acids and Bases
silviaod119