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In fluoride ion electrode, the potential corresponding to level of the fluoride ion is described by which of the following equations when E is the measured electrode potential, Eo is the reference potential and A is the level of fluoride ions in solution?
Which of the following statements is/are true/false? A. An ion is a charged particle and can be negatively or positively charged. A negatively charged ion is called an anion and a positively charged ion, a cation B. An ion is a charged particle and can be negative or positively charged. A negatively charged ion is called a cation. And a positively charged ion, an anion.
Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following CORRECTLY represents the type of reaction involved?
Which of the following statements is/are true/false? A. An acid which is completely ionized into ions and produces a large number of H+ ions. For example HCl, H2 SO4, HNO3 B. An acid which is partially ionized in water and produces less number of H+ ions. For example CH3COOH, H2CO3, H2SO2
Which of the following statement(s) is/are CORRECT? I. Acids are sour in taste and generate H+ ions. II. Acids are sour in taste and generate OH- ions. III. Bases are bitter in taste and generate OH- ions.
Which of the following statement(s) is/are CORRECT? I. Acids are sour in taste and generate H+ ions. II. Acids are sour in taste and generate OH– ions. III. Bases are bitter intaste and generate OH– ions.
Which one of the following statements is not true/false?
1. An acid that is completely ionized with ions produces large amounts of H+ ions. for example HCl, H2SO4, HNO3
2. A weak acid that is partially ionized in water produces small amounts of H+ ions. for example - CH3COOH, H2CO3, H2SO3
Consider the following statements.
1. Coordination means synchronisation of efforts with respect to time and direction.
2. The basic principles of coordination are direct contact and continuity of efforts.
3. In a given situation, cooperation may exist without coordination.
Which of the statement(s) given above is/are correct?
__________ (5% on wood) is used usually after the addition of magnesium ion. The mechanism for inactivating the ions by __________ precipitating the ions, but, strictly speaking, it is not a chelating agent.
During ion implantation process (before the ion strike the wafer) the accelerated ions are passed through