Question
What is the chemical formula for common rust? 1. Fe3O4 2. FeO 3. Fe2O3 . xH2O 4. FeCL3
More Chemistry GS Questions
- The process of converting a solid directly into its vapor is called:
- The product of the equivalent weight and valency of an element equals its ______.
- What is the common name of sodium carbonate?
- The washing machine works on the principle of -
- Which of the following substances is classified as a carbohydrate?
- What is the chemical formula of rust?
- Which metal remains liquid at room temperature?
- Which of the following apparatus is used to test the acidity of the aqueous solution?
- Plants absorb dissolved nitrates from soil and convert them into
- _______ is a common name of ethanoic acid.
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