CBSE NOTES for class 10 th
2. Acids, Bases and Salts : Science class 10 th:English Medium NCERT Book Solutions
NCERT Books Subjects for class 10th Hindi Medium
2. Acids, Bases and Salts
WHAT DO ALL ACIDS AND ALL BASES HAVE IN COMMON?
Ions : charged atoms are known as ions.
Ions are two types:
(I) Cation: It carries (+) Positive charge on atom.
(II) Anion: It carries (-) Negative charge on atom.
all acids generate hydrogen gas on reacting with metals, so hydrogen seems to be common to all acids. but all compounds having hydrogen are not acids. As acids have H+ Ion. For example we take three substances,
Vinegar, glucose and alcohal
The chemical formula are;
Vinegar → CH3COOH,
Glucose → C6H12O6,
Alcohal → CH2CH3OH,
These all have hydrogen.
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