Question

इफेक्टिव न्यूक्लियर चार्ज इन ग्रुप जनरली ए इंक्रीजस डाउन द ग्रुप बी डिक्रीजस डाउन द ग्रुप सी क्रीम एंड कांस्टेंट डी फास्ट इंक्रीजस व्हेन डिक्रीजस ​

Answer 1

Answer:

the indefinite continued progress of existence and events in the past, present, and future regarded as a whole.

"travel through space and time"

2.

Answer 2

Explanation:

Copper and mercury metal does not react with dilute hydrochloric acid as it comes after hydrogen in the activity series, i.e., they can't replace hydrogen from hydrochloric acid..