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The decreasing order of acidity of the marked H of the following molecules is
Basics of Organic Reaction Mechanism mcq question image
The acidity in the atmosphere is basically caused due to emission of SOx and NOx. The percentage contribution of SOx and NOx in the formation of acidity is
On the labels of the bottles, some soft drinks are claimed to be acidity regulators. They regulate acidity using
Consider the series - "animal, mammal, feline, tiger". Which of the following statement/s is/are true with reference to this series  (A) It is in order of increasing intension  (B) It is in order of increasing extension  (C) It is in order of decreasing intension  (D) It is in order of decreasing extension  Choose the correct answer from the options given below : 
Consider the series "tiger, feline, mammal, animal". Which of the following statement/s is/are true with reference to this series? (A) It is in order of increasing intension (B) It is in order of increasing extension (C) It is in order of decreasing intension (D) It is in order of decreasing extension Choose the correct answer from the options given below :
According to Griffith theory, which of the following are true for the fracture stress in a brittle material?
P. Increases with increasing surface energy
Q. Decreases with increasing elastic modulus
R. Decreases with increasing length of pre-existing crack
S. Decreases with increasing number of pre-existing cracks of same size
Which oxide of nitrogen is used in chloroform solution? A. Nitric oxide B. Nitrogen dioxide C. Nitrous oxide D. Nitrogen Pentoxide
Which of the following statement(s) is/are false regarding the modern periodic table? i. In the modern periodic table, the elements are arranged in decreasing order of their atomic numbers. ii. In the modern periodic table, the elements are arranged in increasing order of their atomic masses. iii. In the modern periodic table, isotopes are placed in adjacent groups. iv. In the modern periodic table, the elements are arranged in increasing order of their atomic numbers.
Which of the following statements is/are false regarding modern periodic table?
1. Elements in the modern periodic table are arranged in decreasing order of their atomic numbers.
2. Elements in the modern periodic table are arranged in increasing order of their atomic masses.
3. In the modern periodic table, isotopes are placed in adjacent groups.
4. Elements in modern periodic table are arranged in increasing order of their atomic numbers.
The collection efficiency of cyclone separators increases with: 1) Decreasing particle size 2) Increasing particle density 3) Decreasing gas velocity 4) Increasing number of gas revolutions 5) Increasing cyclone diameter Which of the above statements are correct?