Give one important ore of each of sodium and potassium .

Explanation

To answer the question about the important ores of sodium and potassium, we can follow these steps:

### Step 1: Identify the important ore of sodium.
The most significant ore of sodium is **sodium chloride (NaCl)**, commonly known as table salt. It is found abundantly in nature, especially in seawater and salt deposits.

### Step 2: Identify the important ore of potassium.
The primary ore of potassium is **potassium chloride (KCl)**. This compound is also known as sylvite and is commonly found in evaporite deposits, often alongside sodium chloride.

...