IT部使用測試

IT部使用測試

Professional Development

10 Qs

quiz-placeholder

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IT部使用測試

IT部使用測試

Assessment

Quiz

Mathematics

Professional Development

Hard

Created by

張振科 ZHANG ZHEN KE

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

金屬元素原子最外層電子數一般為:

小於或等於3

小於3

大於或等於4

大於4

小於4

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

非金屬元素原子最外層電子數一般為:

小於或等於3

大於3

大於或等於4

大於4

小於3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

_____原子的最外層電子數一般為8(其中氦為2),具化學性質穩定。

稀有氣體原子

非金屬原子

金屬原子

半金屬原子

4.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

關於鈉原子和鈉離子的認識不正確的是__。

它們之間的質子數相同

它們的核外電子層數相同

鈉離子比鈉原子多一個電子

鈉離子具有穩定結構

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

+1

+2

+3

+4

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

5

6

7

8

7.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

已知硒(Se)原子核內有34個質子,則下列陳述中錯誤的有_。

Se可以表示一個硒原子

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