Identify the following terms by matching them with appropriate description, write down the letter of the correct answer using each letter only once. A. Anode B. Cation C. lon D. Anion E. Cathode.
Negative electrode.

Identify the following terms by matching them with appropriate description, write down the letter of the correct answer using each letter only once. A. Anode B. Cation C. lon D. Anion E. Cathode. Negative particle

Identify the following terms by matching them with appropriate description, write down the letter of the correct answer using each letter only once. A. Anode B. Cation C. lon D. Anion E. Cathode. Positive particle

Identify the following terms by matching them with appropriate description, write down the letter of the correct answer using each letter only once. A. Anode B. Cation C. lon D. Anion E. Cathode. Positive or negative particle

Select correct answers from the choices A, B, C, D which are given. Write down only the letter corresponding to the correct answer. Which of the following oxides is amphoteric?

Select correct answers from the choices A, B, C, D which are given. Write down only the letter corresponding to the correct answer. Which salt forms coloured solution when dissolved in water?

Identify which of the following terms matches with the appropriate descriptions 1 to 5 A: Hydracid (B) Monobasic acid (C ) Less volatile acid ( D) Weak acid (E ) Tribasic acid (F ) Dibasic acid (G ) More volatile acid 1. An acid having basicity 1 and having only one replacement hydrogen ion per molecular of the acid. 2. An acid which dissociates to give a low concentration of H^(+) ions 3. An acid containing hydrogen and a non-metallic element other than oxygen. 4. The type of acid which generally displaces another acid when the acid is heated with a salt 5. The type of acid which reacts with a base to give an acid salt and a normal salt

Select correct answers from the choices A, B, C, D which are given. Write down only the letter corresponding to the correct answer. A deep blue colour appears when excess of ammonium hydroxide is added to a solution containing the cation: A I 3 + ; F e 2 + ; Zn^(2+) ; Cu^(2+) ;

Study the three flowers (a), (b) and (c) in the following figures. Then answer the questions (by writing letter ) Which flower makes pollen only?

Study the three flowers (a), (b) and (c) in the following figures. Then answer the questions (by writing letter ) Which flower makes eggs only?

Match the following terms in Column-I with their descriptions by writing the appropriate letters from Column-II. Column-I A) A molecule used to carry foreign B) A rapid way to amplify DNA C) A way to separate DNA fragments D) Molecular scissors E) A gene sequence from more than one origin Column - II I) Restriction enzymes genes into bacteria II) Recombinant DNA in the laboratory III) PCR based on their size IV) Vector V) Gel electrophoresis