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- Question
Washing soda is the common name for
Options- A. Sodium carbonate
- B. Calcium bicarbonate
- C. Sodium bicarbonate
- D. Calcium carbonate
- Correct Answer
- Sodium carbonate
ExplanationWhat is the scientific name for washing soda?Sodium carbonate (also known as washing soda or soda ash), Na2CO3 is a sodium salt of carbonic acid.
Scientific name for baking soda?
Sodium bicarbonate or sodium hydrogen carbonate is the chemical compound with the formula NaHCO3. Sodium bicarbonate is a white solid that is crystalline but often appears as a fine powder. Since it has long been known and is widely used, the salt has many related names such as baking soda, bread soda, cooking soda, and bicarbonate of soda.
More questions
- 1. What 'game' was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892?
Options- A. Frisbee
- B. Monopoly
- C. Ouija board
- D. Ping Pong Discuss
Correct Answer: Ouija board
Explanation:
The board was invented by Isaac and William Fuld. The word 'Ouija' comes from the French and German words for 'yes', 'oui' and 'ja'.- 2. The moon orbits the earth at a mean distance approximately
Options- A. 0.384 million km
- B. 149.6 million km
- C. 579 million km
- D. 227.9 million km Discuss
Correct Answer: 0.384 million km
- 3. The monomer of polythene is
Options- A. vinyl chloride
- B. ethylene
- C. ethyl alcohol
- D. None of the above Discuss
Correct Answer: ethylene
- 4. The most densely populated country of Africa is
Options- A. Mauritius
- B. Rwanda
- C. Burundi
- D. Sierra Leone Discuss
Correct Answer: Mauritius
- 5. RAM stands for...
Options- A. Random Access Memory
- B. Really Annoying Machine
- C. Read A Manual
- D. Real Absolute Memory Discuss
Correct Answer: Random Access Memory
- 6. The International Court of Justice is located at
Options- A. Geneva
- B. Hague
- C. Amsterdam
- D. Vienna Discuss
Correct Answer: Hague
- 7. Galvanised iron sheets have a coating of
Options- A. lead
- B. chromium
- C. zinc
- D. tin Discuss
Correct Answer: zinc
- 8. Mach number is used in connection with the speed of
Options- A. sound
- B. aircraft
- C. spacecraft
- D. ships Discuss
Correct Answer: aircraft
- 9. The river Jordan drains into the
Options- A. Dead Sea
- B. Adriatic Garden
- C. Gulf of Suez
- D. Resaca Garden Discuss
Correct Answer: Dead Sea
- 10. How many banks were nationalized in 1969?
Options- A. 16
- B. 14
- C. 15
- D. 20 Discuss
Correct Answer: 14
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