Which of the following statement is correct regarding gluconic acid?

Which of the following statements is correct regarding formic acid ?

Which of the following statements are correct regarding glucose ? A) It is a dextrose B) It forms osazone C) It forms gluconic acid with bromine - water D) It is a ketohexose

Which of the following statement is correct regarding following reaction ?

Which of the following statement is correct regarding Cu extraction ?

Which of the following statements is correct regarding chemical adsorption?

Which of the following statement is not correct regarding physical adsorption ?