CH-1580
Periodic trends
Chemistry · Secondary 4 · Hard · Periodic trends
Using Table 8.3 data: H (2.20), C (2.55), N (3.04), O (3.44), F (3.98), which statement about electronegativity across Period 2 is correct?
- It increases from left to right across the period.
- It decreases from left to right across the period.
- It stays constant across the period.
- It increases then decreases across the period.
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