Among the following statements, which is not true for (.+.) lactose?

Question

Among the following statements, which is not true for (.+.) lactose? (A) On hydrolysis, (.+.) lactose gives equal amounts of D(.+.) glucose and D(.+.) galactose. (B) (.+.) Lactose is a β - glucoside formed by the union of a molecule of D(.+.) glucose and a molecule of D(.+.) galactose. (C) (.+.) Lactose is a reducing sugar and does not exihibit mutarotation. (D) (.+.) Lactose, C12H22O11 contains 8-OH groups.

Tardigrade Admin · Accepted Answer

(+)Lactose is a reducing sugar and all reducing sugar shows mutarotation.

Q. Among the following statements, which is not true for $(+)$ lactose?

On hydrolysis, $(+)$ lactose gives equal amounts of $D (+)$ glucose and $D (+)$ galactose.

$(+)$ Lactose is a $β -$ glucoside formed by the union of a molecule of $D (+)$ glucose and a molecule of $D (+)$ galactose.

$(+)$ Lactose is a reducing sugar and does not exihibit mutarotation.

$(+)$ Lactose, $C_{12} H_{22} O_{11}$ contains $8 - O H$ groups.

(+)Lactose is a reducing sugar and all reducing sugar shows mutarotation.

Q. Among the following statements, which is not true for (+) lactose?

On hydrolysis, (+) lactose gives equal amounts of D(+) glucose and D(+) galactose.

(+) Lactose is a β− glucoside formed by the union of a molecule of D(+) glucose and a molecule of D(+) galactose.

(+) Lactose is a reducing sugar and does not exihibit mutarotation.

(+) Lactose, C12​H22​O11​ contains 8−OH groups.

(+)Lactose is a reducing sugar and all reducing sugar shows mutarotation.

Q. Among the following statements, which is not true for $(+)$ lactose?

On hydrolysis, $(+)$ lactose gives equal amounts of $D (+)$ glucose and $D (+)$ galactose.

$(+)$ Lactose is a $β -$ glucoside formed by the union of a molecule of $D (+)$ glucose and a molecule of $D (+)$ galactose.

$(+)$ Lactose is a reducing sugar and does not exihibit mutarotation.

$(+)$ Lactose, $C_{12} H_{22} O_{11}$ contains $8 - O H$ groups.