ACIDS, BASES AND SALTS

The chemical nature of acids are known as

• Acid

• Acidic

• Acidity

• All of these

The word "ACID" comes from a Latin word "ACERE" which means....

• Bitter

• Sweet

• Sour

• Salty

Substances which are bitter in taste and feels soapy on toughing are known as

• Acids

• Indicators

• Salts

• Base

Turmeric, Litmus , China Rose etc. are examples of __________________ indicators ?

• Artificial

• Natural

The special substances that help us to determine whether a substance is an acid or base ( acidic or basic ) is known as ....

• Base

• Acid

• Indicator

• None of these

Acid present in VINEGAR

• Acetic acid

• Absorbic acid

• Formic acid

• Lactic acid

Litmus is extracted from ....

• Latex

• Lichens

• Can be by both of the above

• None of the above are right

The solutions which do not change the colour of either red or blue litmus are known as _________ solutions.

• Neutral

• Basic

• Acidic

• None of these

Acid present in ANT'S STING

• formic acid

• citric acid

• magnesium hydroxide

• lactic acid

Acids present in Tamarind, Unripe mangoes, Grapes etc.

• Calcium hydroxide

• Lactic acid

• Citric acid

• Tartaric acid