Explanation

• The chemical formula of baking soda is NaHCO₃, which stands for sodium bicarbonate.
• The chemical name of baking soda is sodium hydrogen carbonate or sodium bicarbonate (NaHCO3).
• Sodium bicarbonate is non flammable
• Baking soda is basic in nature.

Last verified on 03-09-2026

Explanation

• The stomach produces Hydrochloric Acid (HCl) as part of gastric juice.
• HCl creates a highly acidic environment with a pH of about 1.5–3.5.
• It activates pepsinogen into pepsin.
• Pepsin helps break down proteins into smaller peptides.

Last verified on 03-09-2026

Explanation

• Electronegativity is the ability of an atom to attract electrons.
• The highest electronegativity value is for fluorine (F), which is 3.98 on the Pauling scale.

Last verified on 07-11-2026

Explanation

• Noble gases like helium, neon, and argon are placed in Group VIII (Group 18 in modern IUPAC numbering).
• They are inert.
• They have a full outer electron shell.
• It making them stable and unreactive.

Last verified on 07-11-2026

Explanation

The formula to calculate max electrons in an orbit is 2n², where n = orbit number.

1. 1st orbit (n = 1): 2 × 1² = 2 electrons
2. 2nd orbit (n = 2): 2 × 2² = 8 electrons
3. For the 3rd orbit (n = 3): 2 × 3² = 18 electrons

Last verified on 07-11-2026